Teen Killers – A
- Nathaniel Abraham was 11 years old when he shot and killed a man in Michigan
- Torey Adamcik and Brian Draper would murder Cassie Jo Stoddart
- Kevin Adams was a sixteen year old from Oregon who would murder his foster mother and his two sisters
- Maxwell Adams was a seventeen year old from Virginia when he murdered his father
- Kristina Adkins was thirteen years old from Michigan when she would murder her Grandmother
- Victor Alas was fifteen years old and Jose Reyes was sixteen years old when they would murder a sixteen year old Corriann Cervantes in Texas
- Payden Allen was a teen from Texas who would shoot and kill his father
- Erick Almandinger was a teen from Alaska who would set up the kidnapping and murder of his friend sixteen year old David Grunwald
- Muhammad Altantawi was a teen from Michigan when he would murder his mother and threw her out a second story window
- Shalin Alltus was a teen from Washington State that along with her boyfriend would murder her uncle
- Leighton Amies is a fourteen year old teen killer from England who would murder fifteen year old Tomasz Oleszak
- Alex Baranyi and David Anderson were two teens from Washington State responsible for what is known as the Bellevue Massacre
- Jonathan Arce was a fourteen year old from Florida when he murdered his elderly neighbor
- Angel Arellano And Epimenio Leal are two teens from Florida who would murder a taxi driver
- AJ Armstrong was a sixteen year old teen killer from Texas who would murder his parents Antonio SR and Dawn Armstrong
- Morgan Arnold was a teen from Maryland who would murder her father
- Devon Arthurs is a teen killer from Florida who would murder his roommates for making fun of his religious beliefs
- Heavenly Arroyo was a teen from Massachusetts who would stab to death an elderly woman
- Maryanne Atkins was a sixteen year old when she shot and killed a man in Washington State
- Ayman Aziz was a fourteen year old from England who would murder fourteen year old Viktorija Sokolova
Teen Killers – B
- Darwin Bagshaw was a fourteen year old from Utah when he murdered his pregnant girlfriend Anne Kasprzak
- Clifford Baker was a fifteen year old teen killer from Illinois who would murder his neighbors
- Andrew Balcer (Andrea Balcer) was a transgendered teen from Maine who would murder his parents and the family dog
- Amadeus Ballou-Meyer was a teen from Kansas when he murdered his friend’s mother
- Jason Banegas would fatally shoot Hollywood Police Officer Yandy Chirino
- Alex Baranyi and David Anderson were two teens from Washington State responsible for what is known as the Bellevue Massacre
- Antonio Barbeau and Nathan Paape were two teens from Wisconsin who would murder a great Grandmother
- April Barber was a fifteen year old from North Carolina who would murder her Grandparents
- Michael Bargo was sentenced to death for the murder of Seath Jackson
- Dana Barker was seventeen years old living in Oklahoma when she fatally shot her stepmother
- Adam Barney was fifteen years old living in Texas when he would murder his mother
- Bryanna Barozzini is a teen killer from Ohio who was convicted of the murder of Halia Culbertson
- Alyssa Barrett was a seventeen year old teen killer from Indiana who would murder her mother
- Daniel Bartelt is a teen killer from Wisconsin who was convicted of the murder of Jessie Blodgett
- Tyler Bartley is a teen killer from Ohio who would be convicted of the murder of Patrick Boergert, 47, at Border’s Drive Thru
- Daniel Bartlam was a fourteen year old from the United Kingdom when he would murder his mother
- Talen Barton was a seventeen year old from California when he would stab two people to death
- Edward Batzig would help murder Jason Sweeney
- Napoleon Beazley was a seventeen year old from Texas when he murdered a man and was later executed for it
- Timur Bekmansurov was an eighteen year old from Russia who would open fire at Perm University killing six people
- Mary Bell was ten years old living in the United Kingdom when she murdered for the first time
- Paris Bennett was thirteen years old when he would murder his four year old sister in Texas
- Christopher Berry is a teen killer from Massachusetts who would break into the home of a neighbor and murder the elderly woman
- Robert and Michael Bever are a pair of brothers from Oklahoma who would murder their entire family
- Robert and Michael Bever are a pair of brothers from Oklahoma who would murder their entire family
- David Biro was a sixteen year old living in Illinois who would murder his next door neighbors
- Cassie Bjorge was seventeen years old from Georgia when she murdered her Grandparents
- Amy Lee Black was sixteen years old from Michigan who would murder a man during a robbery
- Ronald Black Cloud was a fourteen year old from South Dakota who would shoot a man following an argument
- Erick Blackerby was a teen from Alabama when he would murder another teen, William Allen Neff, with a baseball bat
- Rebecca Blackmore was a sixteen year old from North Carolina when she stabbed her newborn to death
- Zachary Blanchard was a sixteen year old from Tennessee who would fatally shoot his father
- Ashley Bolding was a eighteen year old teen killer from Oklahoma who would be convicted of the murder of Rito Gutierrez
- Robin Archer and Patrick Bonifay would be sentenced to death for the murder of Billy Coker
- Mathew Borges was fifteen years old from Massachusetts who would brutally murder a classmate Lee Manuel Viloria-Paulino
- Tristan Borlase was a teen from North Carolina who would murder his parents
- Willie Bosket was a fifteen year old living in New York when he murdered two men eight days apart
- Michael Bourgeois was a teen in Pennsylvania when he would murder his adopted parents
- Hayley Bowden was a sixteen year old from Florida who would murder an elderly woman.
- Cathleen Boyer was a sixteen year old from Pennsylvania when she stabbed Kayla VanWer to death
- Clover Boykin was a teen killer who would murder two infants in Florida
- Rosco Brackett was a sixteen year old living in Utah when he would fatally shoot his stepfather
- Kassi Brandeberry was seventeen years old living in Ohio when she set a fire that would kill a teen
- Nathaniel Brazill was a thirteen year old from Florida when he would shoot and kill his teacher
- Denali Brehmer is a teen killer from Alaska who would murder Cynthia Hoffman after getting duped online
- Clay Brewer was a teen in Utah when he would murder a drug counselor
- Jacob Brighton was a sixteen year old from Florida when he would murder his parents
- David Brom was a sixteen year old from Minnesota when he would murder his entire family
- Dylan Broughman was an eighteen year old teen killer from Florida who would murder his Grandmother for hiding his beer
- Devonte Brown was a sixteen year old living in Ohio when he murdered two teens
- Jacob Brown was a sixteen year old from Tennessee when he would murder an elderly couple
- Keaira Brown was thirteen years old when she murdered another teen during a robbery
- Myeisha Brown was sixteen years old when she would murder an elderly man in Tennessee
- Nicholas Browning was fifteen years old from Maryland when he murdered his entire family
- Jason Bryant was part of a group of teens who were responsible for the Lillelid murders.
- Nolen Buchanan was a sixteen year old from California who would murder his family
- Kevin Bui is a teen killer from Colorado who would set a fatal fire that would lead to the deaths of five people
- Angel Bumpass was a thirteen year old from Tennessee when she murdered an elderly man
- Jennie Bunsom was a sixteen year old living in Colorado when she would murder her seven year old nephew
- Zachary Burkard was an eighteen year old from Virginia who would murder two teens
- Jessica Burlew was a sixteen year old from Arizona when she murdered a man during sex
- Sebastian Burns and Atif Rafay were two teens who would murder three people in Washington State
- Jasen Busby was executed by the State of Texas for a triple murder
- Timothy Buss was a twelve year old from Illinois the first time he murdered a child, it would not be the last time
- Alyssa Bustamante was a fifteen year old girl from Missouri when she would murder a nine year old girl Elizabeth Olten
Teen Killers – C
- Erin Caffey was fifteen years old when orchestrated the murders of her mother and brothers
- Zachary Callens was a sixteen year old from Texas when he murdered his parents
- Aaron Campbell was a sixteen year old from Scotland who would sexually assault and murder a six year old girl Alesha MacPhail
- Michael Campbell was a seventeen year old from South Dakota who would murder his online girlfriend Shayna Ritthaler
Ryan Campbell was a fifteen year old teen killer from Oklahoma who would murder Jaimone Kirkland
- Jesus Campos was a fifteen year old from Texas who would murder a teen girl and post it online
- Miguel Cano was thirteen years old when he murdered his mother
- Dylan Cardeilhac was sixteen years old from Nebraska when he murdered a guard
- Michael Carneal was a fourteen year old from Kentucky when he would murder three students during a school shooting at Heath High School
- Jacob Carney is a teen killer from Tennessee who would plead guilty to the murder of his Grandmother
- Sharon Carr was a twelve year old living in the United Kingdom when she murdered a random stranger
- Eavan Castaner is a teen killer from Casper Wyoming who would murder his ex girlfriend Lene’a Brown
- Raul Castro was fourteen years old living in California when he would sexually assault and murder a four year old boy
- Brycen Caudill was a sixteen year old from Ohio when he murdered his mother
- Bobby Gonzales was a teen living in Texas when he would murder his girlfriend, Krissi Lynn Caldwell, mother
- John Caudle was a fourteen year old from Colorado when he murdered his parents
- Sandy Charles was twelve years old living in Canada when he would murder a seven year old boy
- Timothy Chavers was a seventeen year old from Florida when he would murder another teen during a robbery
- Raheem Cherry is a teen killer from Virginia who was convicted of the murder of Laura Miles
- Justice Chimner is a teen killer from Michigan who would murder another teen, Jack Snyder, during a attempted carjacking
- Philip Chism was a fourteen year old from Massachusetts when he would murder his teacher Colleen Ritzer
- Anthony Clark was a fourteen year old from Florida who would murder two during a robbery
- Brian Cohee was a nineteen year old teen killer from Colorado who would murder Warren Barnes
- Domenic Coia would help murder Jason Sweeney
- Nicholas Coia helped murder Jason Sweeney
- Cindy Collier and Shirley Wolf were two teens from California who would murder an elderly woman
- Carmen Collins was a seventeen year old from Georgia who would murder her sister
- Shawn Commire was a sixteen year old teen killer from Michigan who would murder eighty three year old Rita M. Salogar
- Edgar Concepcion was a fourteen year old from Iowa that would sexually assault and murder a three year old girl
- Andrew Conley was a seventeen year old from Indiana who would murder his brother
- Kaitlyn Coones is a teen killer from Ohio who would murder her boyfriend’s mother Nicole Jones
- Ash Cooper, who use to go by the name Joshua Cooper, is a teen killer from Pennsylvania who would murder twelve year old Morgan Connors
- Paula Cooper was a fifteen year old from Indiana who would murder an elderly woman
- Chloe Coplen-Anderson is a teen killer from Nebraska who would murder her newborn
- Remi Cordova was a fourteen year old teen killer when he would murder Pamela Cabriales
- Natasha Cornett was part of a group of teens who were responsible for the Lillelid murders.
- Robert Cotter is a teen killer from California who would murder his father and brother
- Alexander Crain was fourteen years old from Florida when he shot and killed his parents
- Kristina Withrow is a killer from New Mexico who would hand her son, Kristian Crespin, a gun and ordered him to shoot a homeless woman Monique Garci
- Noah Crooks was a thirteen year old from Iowa who would murder his mother
- Connor Crowe was a thirteen year old teen killer who would murder his mother and sister in West Virginia
- Ethan Crumbley was a fifteen year old from Michigan when he would murder four people in a school shooting
- Johnathan Cruz was a nineteen year old teen killer from Indiana who would murder three people in four days
- Nikolas Cruz is a killer from Florida who was responsible for the Parkland High School shooting that would leave seventeen people dead and seventeen more injured
- Dominic Culpepper was a fourteen year old from Florida when he would murder another teen
- Seth Cunningham was a teen from Oregon when he murdered two people during separate events
- Sage Curry was a nineteen year old teen killer from Florida when he would murder a Grandmother and her Granddaughter
Teen Killers – D
- Heather D’Aoust was a fifteen year old living in California when she murdered her mother
- Tess Damm was a sixteen year old from Colorado when she planned the murder of her mother
- Gabriel Davies and Justin Yoon were two sixteen year old teen killers from Washington State who would murder Daniel McCaw
- Kevin Davis was a seventeen year old from Texas who would murder his mother and then sexually assault her corpse
- Stephen Davis was a seventeen year old teen killer from Maryland who would murder his five year old sister Anaya Jannah Abdul
- Zachary Davis was a fifteen year old living in Tennessee when he would murder his mother with a sledgehammer
- Deryl Dedmon was eighteen years old from Alabama when he would murder James Craig Anderson because of the color of his skin
- Regina and Margaret DeFrancisco would murder Oscar Velazquez
- Regina and Margaret DeFrancisco would murder Oscar Velazquez
- Nathaniel Dickson was an eighteen year old from South Carolina when he would murder his family
- Bryce Dickey is a teen killer from Nevada who would murder sixteen year old Britney Ujlaky
- Kayla Dixon was a seventeen year old from Georgia when she would shoot and kill a man during a robbery
- Torey Adamcik and Brian Draper would murder Cassie Jo Stoddart
- Kinterie Kiatis Durden was a sixteen year old living in Georgia when he would murder two men during a robbery
- Heidi Dutton is a teen killer from Oklahoma who was convicted of the murder of her Grandparents
- Scott Dyleski was a sixteen year old from California when he would murder Pamela Vitale
Teen Killers – E
- Jake Eakin and Evan Savoie were twelve years old from Washington State when they murdered thirteen year old Craig Sorger
- Rachel Shoaf and Shelia Eddy were two teens from West Virginia who would murder their friend Skylar Neese
- Lucas Markham and Kim Edwards were two teens from the United Kingdom that are known as the Twilight Killers who murdered Kim’s mother and sister
- David Eisenhauer was an eighteen year old that would murder a thirteen year old girl in Virginia
- Dakotah Eliason was a fourteen year old from Michigan who would shoot and kill his Grandfather while he was sleeping
- Benjamin Elliott is a teen killer from Texas who would murder his twin sister
- Levi Elliott was a fifteen year old from Missouri when he would murder his twelve year old sister Sierra Elliott
- Natasha Ellis was a fifteen year old from Ohio when she would murder her friend’s mother
- Charlie Ely would help murder Seath Jackson
- Christopher Endicott was a fifteen year old living in Kentucky when he would murder his guardians
- Jacob Evans was a seventeen year old from Texas when he would murder his mother and sister
Teen Killers – F
- James Fairweather was a teen killer from Colchester Britain who wanted to be a serial killer and he would start killing when he was fifteen years old
- Rebecca Falcon was a fifteen year old from Florida when she would murder a taxi driver in the middle of a robbery
- Christine Falling is a serial killer from Florida who is known as the Killer Babysitter as four children died in her care
- Michael Fay was a seventeen year old teen killer from Ohio who would murder Blake and Blaine Romes
- Richard Fessler was a eighteen year old teen killer from Kentucky who would murder two family members
- Jessica Reid was a seventeen year old teen killer who along with her nineteen year old boyfriend Greg Fester would murder a couple in Nebraska
- Kristina Fetters was a fourteen year old from Iowa who would murder her Aunt during a robbery
- Tanner Flores was an eighteen year old from Colorado when he would murder his ex girlfriend Ashley Doolittle
- Randan Fontaine was a seventeen year old teen killer from Canada who would murder four people and injured several others in an event referred to as the La Loche Shootings
- Shawn Ford was sentenced to death by the State of Ohio for two murders that were committed using a sledgehammer
- Bridget Forehand was a fourteen year old teen killer from Mississippi who would murder Mickell Avery Gordon
- Toni Fratto was seventeen years old and living in Nevada when she would murder Micaela Costanzo
- Ellen Friar was fifteen years old and living in Oregon when along with her boyfriend Gavin Macfarlane would murder her father
- Kaleigh Fryer was a fifteen year old living in Oklahoma when she convinced her married lover to murder her father
- Aiden Fucci was a fourteen year old from Florida when he would murder Tristyn Bailey
Teen Killers – G
- Gabriel Gaeta was a teen living in Washington State when he would sexually assault and murder a six year old girl
- Miguel Gaitan And Joel Ramos were two teens from Washington State that would murder a family of four
- William Gaul was a seventeen year old living in Tennessee when he would murder his ex girlfriend Emma Walker
- Sallie Gilmer was fifteen years old when the teen killer would fatally stab her father to death
- Patrick Gilmore would fatally shoot Lane Roslund with a crossbow
- Carson Glover is a teen killer from Arkansas who in 2019 would murder his mother
- Bobby Gonzales was a teen living in Texas when he would murder his girlfriend, Krissi Lynn Caldwell, mother
- Adrian Gonzalez was a fifteen year old teen killer from California who would murder eight year old Madyson Middleton
- Willard Miller and Jeremy Goodale were teen killers from Iowa who would murder Spanish teacher Nohema Graber
- Daniel Gore was a sixteen year old teen killer when he would murder thirteen year old Milana Li in Orego
- Diane Zamora and her fiance David Graham are two teen killers from Texas who would be convicted in the murder of Adrianne Jones
- Shaka Sankofa (Gary Graham) was executed by the State of Texas for the murder of Bobby Grant Lambert
- John Granat was a seventeen year old teen killer from Illinois when he arranged the murders of his parents
- Deonte Green was a sixteen year old teen killer who would murder a teacher in Broken Arrow Oklahoma
- Isaiah Greene is a teen killer from Florida who was convicted of the murder of Gabrielle Bolton
- Sarah Kolb was sixteen years old and living in Illinois when she along with her boyfriend Cory Gregory would murder Adrianne Reynolds
- Carly Gregg is a teen killer from Mississippi who would murder her mother Ashley Smylie and attempted to murder her stepfather Heath Smylie
- Christopher Gribble and Steven Spader were two teen killers from New Hampshire who were convicted of the murder of Kimberly Cates.
- Nehemiah Griego was a fifteen year old from New Mexico who would murder his entire family
- Hawkin Groenendaal was an eighteen year old teen killer from Utah who would murder his adoptive father with an axe
- Nolan Grove was thirteen when he would fatally shoot twelve year old Kain Heiland
- Meagan Grunwald was a seventeen year old teen killer from Utah when she was convicted of the murder of Utah County Sheriff’s Sgt. Cory Wride
- Zaiden Guy is a teen killer from Indiana who would be convicted of the murder of Byron Dennis Jr. in Marion
Teen Killers – H
- Tyler Hadley was a seventeen year old living in Florida when he would murder his parents with a hammer
- Scott Hain was executed by the State of Oklahoma for a double murder
- Carlos Hallowell was a seventeen year old teen killer from Florida who would murder his adoptive mother Denise Hallowell
- Sierra Halseth was a sixteen year old teen killer from Las Vegas Nevada who along with her eighteen year old boyfriend Aaron Guerrero would murder her father
- Dawnta Harris was a sixteen year old teen killer from Maryland when he would murder Officer Amy Caprio
- Ashley Jones was a fourteen year old teen killer from Alabama who along with her sixteen year old boyfriend Geramie Hart would murder two family members and attempted to kill two mor
- Holly Harvey and Sandra Ketchum were two young lesbian lovers from Georgia who would murder Holly’s Grandparents
- Richard Henyard was executed by the State of Florida for the murders of two young children
- Michael Hernandez was a fourteen year old from Florida when he would murder his classmate Jaime Gough
- Shaila Hernandez-Rivas is a teen killer from Nevada who was convicted of the murder of Chloe Edwards
- Jeremiah Hill was a thirteen year old teen killer from Florida who was convicted of the murder of Tony Vernon Johnson
- Connor Hilton was seventeen when he would fatally shoot Ethan Riley and injure a friend
- Tyler Ryan Hirsch is a teen killer from Florida who would murder his neighbor Melody Bennett when he was sixteen years old
- Gary Hirte was a seventeen year old teen killer from Wisconsin who was convicted of the murder of Glenn Kopitsk
- Tyler Holder is a teen killer from Texas who was convicted of the murder of six year old Alanna Gallagher
- John Honore is a teen killer from Louisiana who was convicted of the murder of Linda Frickey
- Kyle Hooper helped to murder Seath Jackson
- John Hovey was a sixteen year old from New Mexico who would murder his parents
- Crystal Brooke Howell was seventeen years old living in North Carolina when she would murder her father
- Karen Howell was part of a group of teens who were responsible for the Lillelid murders.
- Alan Hruby was a nineteen year old teen killer from Oklahoma who was convicted of the murders of his father, mother and younger sister
- Anthony Hutchens was a fourteen year old teen killer from Indiana who would murder six year old Grace Ross
Teen Killers – I
- Megan Imirowicz was a seventeen year old teen killer from Michigan who would murder her father by throwing drain cleaner on him
- Jacob Ind was a fifteen year old living in Colorado when he would murder his mother and stepfather
- Josiah Ivy was sixteen years old living in Colorado when he would murder two strangers during a home invasion
Teen Killers – J
- Hayden Jagst was a eighteen year old teen killer who would murder his father in Michigan
- Angelina Jamele was a seventeen year old teen killer from Connecticut who would murder her Grandmother
- Sunshine James was a fifteen year old from Florida who would shoot and injure her mother and kill her mother’s fiance
- Scarlett Jenkinson and Eddie Ratcliffe are two teen killers from Britain who were convicted of the murder of teenager Brianna Ghey in a case that shocked the Nation
- Corey Johnson was a seventeen year old teen killer from Florida who would murder Jovanni Sierra at a sleepover
- Mauricio Johnson is a teen killer from California who would murder a sixteen year old girl and her parents
- Sarah Johnson was a sixteen year old living in Idaho when she would murder her parents
- Ashley Jones was a fourteen year old teen killer from Alabama who along with her sixteen year old boyfriend Geramie Hart would murder two family members and attempted to kill two mor
- Kenneth Jones was a teen killer from Idaho who would be convicted of the murder of Stephanie Eldredge
- TJ Jones was executed by the State of Texas for the murder of Willard Davis
- Nathaniel Jouett was a sixteen year old when he would walk into a New Mexico library and open fire killing two librarian
Teen Killers – K
- Mohammed Umar Khan was fifteen years old when he would stab fellow teen Harvey Willgoose
- Nicole Kasinskas was a sixteen year old teen killer from New Hampshire who would murder her mother
- Nickalas Kedrowitz was a thirteen year old teen killer from Indiana who would murder two infants
- Kyle Kelbel was an eighteen year old teen killer when he would murder two year old Kailyn Montgomery in Minnesota
- Edmund Kemper is a serial killer from California who was responsible for the murders of ten people
- Connor Kerner was a seventeen year old teen killer from Indiana who would murder two teenagers
- Holly Harvey and Sandra Ketchum were two young lesbian lovers from Georgia who would murder Holly’s Grandparents
- Joshua Keyzer was a sixteen year old teen killer from Michigan who would murder his cousin Kassandra Keyzer
- Sonny Kim was a sixteen year old teen killer from Georgia who would murder his sister Ashley Kim
- Kip Kinkel, Kipland Kinkel, was a fifteen year old teen killer from Oregon who was responsible for the Thurston High School shooting
- Joseph Koenig is a killer from Colorado who was found guilty of murder in the death of Alexa Bartell
- Sarah Kolb was sixteen years old and living in Illinois when she along with her boyfriend Cory Gregory would murder Adrianne Reynolds
- Scott Kologi was a sixteen year old teen killer from New Jersey who would murder his family on New Year’s Day
- Alexander Kraus was a seventeen year old teen killer from Wisconsin who would murder his Grandparents
- Alec Kreider was a sixteen year old teen killer from Pennsylvania who would murder the Haines family
Teen Killers – L
- TJ Lane, Thomas Michael “T. J.” Lane III, was a seventeen year old teen killer who was responsible for the Chardon High School shooting in Ohio that would leave three people dead
- Noah LaPrei was a seventeen year old teen killer from Iowa who would beat to death his Grandmother
- Jacob Larosa was a fifteen year old teen killer from Ohio who would murder his ninety four year old neighbor Marie Belcastro
- Angel Arellano And Epimenio Leal are two teens from Florida who would murder a taxi driver
- Morgan Leppert was a fifteen year old living in Florida when she would murder an elderly man
- Nicholas Lindsey was a sixteen year old teen killer from Florida who would murder Officer David Crawford
- Leo Little was a seventeen year old teen killer from Texas who would murder Christopher Chavez
- Frederick Lochridge was a sixteen year old teen killer from Florida who would murder his ten year old sister Isabella Heffernan
- Gabriella Long was a seventeen year old teen killer from Pennsylvania who would murder her Grandfather
- Jaered Long was a sixteen year old teen killer from Kansas that would murder his Grandmother Deborah Bretthauer, 67
- Diego Lopez is a teen killer from Colorado who would be convicted of the murder of fourteen year old Josiaz “Jojo” Aragon
- Barry Loukaitis was fourteen years old when he would murder three during a school shooting in Washington State
- Chancey Luna is a teen killer from Oklahoma who would murder Christopher Lane
- Dustin Lynch was a fifteen year old teen killer from Ohio when he would murder seventeen year old JoLynn Mishne
Teen Killers – M
- Jesus Macedo-Perez was a sixteen year old teen killer from Indiana who would murder Braxton Barhams
- Kristel Maestas was sixteen years old when she along with two others participated in a brutal kidnapping and murder
- Monique Maestas was a sixteen year old living in Nevada when she would murder a three year old girl
- Je’Michael Malloy is a teen killer from North Carolina who was convicted of the murder of fifteen year old Danielle Locklear
- Lucas Markham and Kim Edwards were two teens from the United Kingdom that are known as the Twilight Killers who murdered Kim’s mother and sister
- Daniel Marsh was a fifteen year old living in California when he would murder an elderly couple
- Ashlee Martinson is a teen killer from Wisconsin who was convicted of the murders of her mother and stepfather a day after her seventeenth birthday
- Lavaya May was a sixteen year old teen killer from Florida that would murder Ted Lee
- Paris Mayo was a fifteen year old teen killer who would murder her newborn son
- Morgan McDonald was a seventeen year old teen killer from North Carolina who would murder another teenager over a boy
- Tucker McGee was a seventeen year old teen killer from Oklahoma that was convicted of the murder of JaRay Wilson
- Amanda McGhee was a fifteen year old teen killer from Tennessee who would murder her father and stepmother
- Glen McGinnis was executed by the State of Texas for the murder of Leta Wilkerson
- Brandon McInerney was a fourteen year old teen killer from California who would murder fifteen year old Larry King at their school E.O. Green Junior High
- Taymor McIntyre who is better known as rapper Tay-K has been found guilty of the murder of photographer Mark Anthony Saldivar
- Jennifer Mee was a teen killer from Florida who would murder Shannon Griffin
- Tabitha Messina was a teen killer from Ohio who along with her boyfriend Carlos Christopher would murder her father and his girlfriend
- Steven Miles was a seventeen year old teen killer from England who would murder his girlfriend Elizabeth Thomas
- Claire Miller was a fourteen year old from Pennsylvania who was building a following on TicTok under the name ‘spiritsandsuchconsulting’ that was until she would murder her nineteen year old sister
- Kyle Miller was a fifteen year old from Kentucky who would murder his seven year old brother
- Tyler Miller was a sixteen year old teen killer from Ohio who would stab to death Amonie Ervin
- Willard Miller and Jeremy Goodale were teen killers from Iowa who would murder Spanish teacher Nohema Graber
- Gerald Mitchell was executed by the State of Texas for the murder of Charles Marino
- Kruse Wellwood and Cameron Moffat are two teen killers from Canada who would murder their classmate Kimberly Proctor
- Jennifer Molyneaux was a seventeen year old killer from New York who would murder eighty one year old Helen Mill
- Carlos Montoya was a fifteen year old teen killer from Nevada who would be convicted of the murder of Brian Marshall
- Devon Moore was a sixteen year old teen killer from Washington State who would murder his father
- Shaylyn Moran is a eighteen year old teen killer from Rhode Island that would convince her new fiancee to murder Cheryl Smith
- Jacob Matt Morgan was seventeen years old when he set a fire in his home that would kill his fourteen month old brother.
- Justina Morley was part of the group that murdered Jason Sweeney
- Logan Mott was a fifteen year old teen killer from Florida who would murder his Grandmother Kristina French
- Edward Mullins was part of a group of teens who were responsible for the Lillelid murders.
- Keegan Mummey was a eighteen year old teen killer from Ohio who would murder twelve year old Isabella Barnes
- Jeremiah Murphy was a seventeen year old teen killer from Florida who would murder his elderly neighbor Nancy Williams
- Keri Murphy is a teen killer from Texas who along with her girlfriend Rebecca Keller would murder Keri’s mother Mary Ann Murphy
- Dillen Murray was a sixteen year old teen killer from Florida who would murder his friend Giovanni Diaz
Teen Killers – N
- Sierra Niehaus was a fourteen year old teen killer who was convicted of the murder of her sister thirteen year old Galazia Niehaus
- Jocelyn Norton was a fifteen year old teen killer from Arizona who would murder her father
- Levi Norwood was a seventeen year old teen killer from Virginia who would murder his mother and brother
Teen Killers – O
- Jenna Oakley was a fifteen year old teen killer from Kentucky who would murder her stepmother 52-year-old Rhonda Oakley
- John Odgren was a sixteen year old teen killer from Massachusetts that would stab to death fifteen year old James Alenson
- Cesar Olade was eighteen years old when he murdered his parents and siblings
- Stephanie Olsen was a seventeen year old teen killer from Kentucky who would murder her mother
- Kianna Opal is a teen killer from Nebraska who was convicted of the murder of Ezra Sinkiawic
- Koalten Orr was a fourteen year old teen killer from Kentucky who would murder his father’s fiancee Laura Hendrix
- Ethan Orton was a seventeen year old teen killer from Iowa who would murder his parents
- Jesse Osborne was a fourteen year old teen killer who was responsible for the 2016 Townville Elementary School Shooting
Teen Killers – P
- Antonio Barbeau and Nathan Paape were two teens from Wisconsin who would murder a great Grandmother
- Christine Paolilla was a seventeen year old teen killer from Texas who with her boyfriend Christopher Snider would murder four high school students
- James Parker and Robert Tulloch were responsible for the murders of two Dartmouth College professors
- Shyanne Parrott was a seventeen year old teen killer from Nebraska that would murder her love rival Amber Shipley
- Toronto Patterson was executed by the State of Texas for three murders
- Daniel Petric is a teen killer from Ohio who would murder his mother over a confiscated video game Halo 3
- Joshua Phillips was a fourteen year old teen killer from Florida who would murder eight year old Maddie Clifton
- Leeann Piatt was sixteen years old from Kentucky who would murder a woman who stole from her
- Rachel Pittman was a sixteen year old teen killer from Texas who would murder a mother and her two young children
- Joanna Plants was a seventeen year old teen killer from Nevada who would be convicted of the murder of her stepmother
- Christopher Plaskon was a sixteen year old teen killer from Connecticut who would murder fellow student Maren Sanchez for rejecting him
- Emma Presler is a teen killer from Texas who would douse a man with a flammable liquid and set him on fire
- Craig Price is a serial killer who would start to murder people when he was just thirteen years old in Rhode Island
- Connor Pridgen and Charles Southern were two teen killers from Florida who would murder classmate Makia Coney
- Jaylen Prince is a teen killer from Maryland who was convicted of the murder of Warren Grant inside of a school bathroom
- Seth Privacky was a teen killer from Michigan who would murder five people
- Skylar Prockner was a sixteen year old teen killer from Canada who would murder Hannah Leflar
- Nicholas Prosper is a teen killer from the UK who would murder his mother and two siblings
- Robert Pruett was executed by the State of Texas for the murder of a prison guard
Teen Killers – Q
- Frank Quarles was a fifteen year old teen killer from Florida who would murder Michael Coogle-Robertson
Teen Killers – R
- Sebastian Burns and Atif Rafay were two teens who would murder three people in Washington State
- Brogan Rafferty was a sixteen year old teen killer from Ohio who along with his partner, serial killer Richard Beasley were responsible for three murders
- Gregory Ramos was a fifteen year old teen killer from Florida who would murder his mother Gail Cleavenger
- Miguel Gaitan And Joel Ramos were two teens from Washington State that would murder a family of four
- Gavon Ramsay was a seventeen year old teen killer from Ohio who would murder a ninety eight year old woman
- Keith Randulich was seventeen years old living in Illinois when he would stab his four year old sister to death
- Scarlett Jenkinson and Eddie Ratcliffe are two teen killers from Britain who were convicted of the murder of teenager Brianna Ghey in a case that shocked the Nation
- Chloe Thomas was a seventeen year old teen killer from Oklahoma who would murder Anne Hill
- Bennie And Blade Reed are two teen killers from Indiana who were convicted in the murder of Richard Voland
- Bennie And Blade Reed are two teen killers from Indiana who were convicted in the murder of Richard Voland
- Chastinea Reeves is a teen killer from Gary Indiana who would murder her mother Jamie Garnett
- Jessica Reid was a seventeen year old teen killer who along with her nineteen year old boyfriend Greg Fester would murder a couple in Nebraska
- Jacob Remaley was a fourteen year old teen killer from Pennsylvania who would murder his mother and brother
- Luke Resecker was eighteen from Texas when high on THC would collide with a family killing six people
- Victor Alas was fifteen years old and Jose Reyes was sixteen years old when they would murder a sixteen year old Corriann Cervantes in Texas
- Cassie Bjorge was seventeen years old from Georgia when she murdered her Grandparents
- Cassandra Rieb and her boyfriend Brendan Johnson were two teen killers from Colorado who would murder his Grandparents Charles and Shirley Severance
- Brayan Rivas was a fifrteen year old from Georgia who would be convicted of the murder of Janina Valenzuela
- James Roach and Joseph Shaw were executed by the State of South Carolina for two murders
- Steve Roach was executed by the State of Virginia for the murder of Mary Ann Hughes
- Marie Robards was a sixteen year old teen killer from Texas who was convicted of the murder of her father
- Harvey Robinson is a serial killer who was sentenced to death by the State of Pennsylvania for three murders
- Tyler Roenz is a teen killer from Texas who would plead guilty to the murder of his own mother
- David Rowe is a teen killer from Virginia who was convicted of the murder of his Grandmother
- Axel Rudakubana is a teen killer who would be convicted of the murders of three young girls in the United Kingdom
- Charles Rumbaugh was executed by the State of Texas for a murder committed during a robbery
Teen Killers – S
- Michael Samra was executed by the State of Alabama for four murders
- Eldon Samuel was a fourteen year old teen killer from Idaho who would murder his father and brother
- Jake Eakin and Evan Savoie were twelve years old from Washington State when they murdered thirteen year old Craig Sorger
- Konrad Schafer was a fifteen year old teen killer from Florida who would murder two people
- Lacy Aaron Schmidt was fourteen years old when he would murder fourteen year old Alana Calahan in 2011.
- Anna Schroeder is a teen killer from Illinois who at fifteen years of age would murder her mother in Illinois
- Courtney Schulhoff was a sixteen year old teen killer from Florida who would murder her father by beating her to death with a baseball bat
- Dylan Schumaker was an sixteen year old living in New York State when he would fatally beat a twenty three month old child
- Sean Sellers was a teen killer who would murder three people in Oklahoma City including his parents
- Gavin Seymour is a teen killer from Colorado who was convicted of five murders in connection to a fatal fire in Denver
- James Roach and Joseph Shaw were executed by the State of South Carolina for two murders
- Mackenzie Shirilla is a teen killer from Ohio who would intentionally drive her vehicle into a building at a high rate of speed causing the death of two young men in her vehicle
- Rachel Shoaf and Shelia Eddy were two teens from West Virginia who would murder their friend Skylar Neese
- Oscar Ariel Sierra is a teen killer who would plead guilty to the murder of transgendered woman Marisela Castro
- Austin Sigg was a seventeen year old teen killer from Colorado who would kidnap, sexually assault and murder ten year old Jessica Ridgeway
- John Silva was a fifteen year old teen killer from Florida who would murder twelve year old Jerry Lee Alley Jr
- Jamie Silvonek was a fourteen year old teen killer from Pennsylvania when she helped murder her mother
- Mason Sisk was a fourteen year old teen killer from Alabama who would murder five members of his family
- Caden Smith is a teen killer from Indiana who would murder three people over a two day period
- Eric Smith was a thirteen year old teen killer from New York State when he would murder four year old Derrick Robie
- Gavin Smith was a sixteen year old from West Virginia who would murder four members of his family
- Kyle Smith was a sixteen year old teen killer from Oklahoma who would murder his Grandparents
- Marissa Smith was a seventeen year old teen killer from Ohio who would murder Michael Morris
- Juan Soria was executed by the State of Texas for the murder of Allen Bolden
- James Sotelo is a teen killer from Texas who was convicted of the murder of Corey Thompson
- Evelyn Soto was a eighteen year old teen killer from Buffalo New York who would murder Luis Alicea
- Connor Pridgen and Charles Southern were two teen killers from Florida who would murder classmate Makia Coney
- Christopher Gribble and Steven Spader were two teen killers from New Hampshire who were convicted of the murder of Kimberly Cates.
- Brenda Spencer was a school shooter and teen killer from California who was responsible for the Cleveland Elementary school shooting in 1979
- Tristan Stahley was a sixteen year old teen killer from Pennsylvania who would murder Julianne Siller
- Luke Starling is a teen killer from Texas who was convicted of the murder of his father with a crossbow
- Nicholas Starling was a sixteen year old teen killer from Ohio who would murder his fourteen year old brother Harley Starling over Halloween candy
- Tyrone Steele is a teen killer from New Orleans who would be convicted of four murders and acquitted on another murder
- Jayden Sterzer was a fifteen year old teen killer from Utah who would murder twelve year old Kailey Vijil
- Crystal Sturgill was part of a group of teens who were responsible for the Lillelid murders.
- Abdurrahman Summers is a teen killer from the UK who along with two other teens, who remain nameless due to their ages, was convicted of the murder of Reuben Higgins
- Michael Swanson was a seventeen year old teen killer who would murder two store clerks in separate robberies in Iowa
- Eric Sweeney is a teen killer from New Hampshire that would commit three murders
- Isaiah Sweet was a seventeen year old from Iowa when he would murder his Grandparents
Teen Killers – T
- Lionel Tate was just twelve years old when this teen killer would murder six year old Tiffany Eunick in Florida
- Chloe Thomas was a seventeen year old teen killer from Oklahoma who would murder Anne Hill
- Douglas Thomas was executed by the State of Virginia for a double murder
- Tyanna Thomas was a fourteen year old teen killer from Ohio when she would murder her fifteen year old brother Tommie Thoma
- Lorraine Thorpe was a fifteen year old teen killer who would murder two people in Britain making her the youngest double murderer in British histor
- Malcolm Thrower was a seventeen year old teen killer from Florida who would murder Marilyn Russell
- Michael Tisius was executed by the State of Missouri for the murders of two jailers
- Melissa Todorovic was fifteen years old when she convicted her boyfriend to murder Stefanie Rengel
- Franecha Torres is a teen killer from Georgia who was convicted of the murder of Willian Tunchez
- Ashley Toye was a sixteen year teen killer from Florida who would murder two teens
- Aaron Trejo was a sixteen year old teen killer from Indiana who would murder Breana Rouhselang
- Robert Tulloch and James Parker were responsible for the murders of two Dartmouth College professors
- Douglas Turner was a sixteen year old teen killer from Montana who would murder three people and then end up on Montana death row for killing six more inside of prison
Teen Killers – U
- Arnav Uppalapati is a teen killer from North Carolina who was convicted of the murder of his mother Nalini Tellaprolu
- Uriah Urick Jr is a teen killer from Texas who would murder his girlfriend’s Grandmother
Teen Killers – V
- Ethen Vanderpool was a fifteen year old teen killer from Tennessee who would murder JayShawn Taylor
- Aza Vidinhar was a fifteen year old teen killer from Utah who would murder his two younger brothers
- Aidan von Grabow was a fifteen year old teen killer from Colorado who would murder Makayla Grote
Teen Killers – W
- Rachel Wade was a teen killer from Florida who would murder another teen, Sarah Ludemann, over a love triangle
- Marques Walker was a sixteen year old teen killer from the UK when he would murder fourteen year old Jermaine Cools
- Dakota Wall was living in Illinois when she would set up the murder of her sister Sidnee Stephens
- Dustin Wallace was a sixteen year old teen killer from Oregon who would sexually assault and murder a five year old girl
- Candace Walton was a sixteen year old teen killer from Georgia who would murder her mother and brother
- Billy Wardlow was executed by the State of Texas for the murder of an elderly man during an attempted robbery
- Brandon Warren and Dakota White are two teen killers from Georgia who would be convicted of the murder of Sam Poss
- Eliza Wasni was a sixteen year old teen killer from Illinois who would murder an Uber driver
- Jordyn Wade was a seventeen year old teen killer from Ohio when he would take part in a home invasion that would leave four people dead
- Kruse Wellwood and Cameron Moffat are two teen killers from Canada who would murder their classmate Kimberly Proctor
- Trystan Westrip was a sixteen year old teen killer from Missouri who would murder eighty year old Mary Shisler
- Brandon Warren and Dakota White are two teen killers from Georgia who would be convicted of the murder of Sam Poss
- Ramon White is a teen killer from Missouri who was convicted of the murder of Dwight Henderson
- Sarah Cindy White was a eighteen year old teen killer from Indiana who would set a home on fire killing six people inside
- Jasmiyah and Tasmiyah Whitehead were two sixteen year old teen killers from Georgia who would murder their mother
- Jasmiyah and Tasmiyah Whitehead were two sixteen year old teen killers from Georgia who would murder their mother
- Teah Wimberly was a fifteen year old teen killer from Florida who would murder Amanda Collette
- Ethan Windom was a sixteen year old teen killer from Idaho who would murder his mother Judy Windom
- Madison Wine was a sixteen year old teen killer who would be convcited of the murders of her parents in a fatal fire
- James Wiley was a fifteen year old teen killer from Wyoming that would murder his stepmother and three stepbrothers
- Dylan Williams was a fourteen year old teen killer from Virginia who would murder thirteen year old Lucia Bremer
- Warren Williams was a fourteen year old teen killer from Florida who would murder his father William Williams
- Andrew Willson is a teen killer from Michigan who was convicted of the murder of his mother
- Maxwell Winkler was a seventeen year old teen killer from Indiana who would murder Henry Kim
- Tylar Witt was a fourteen year old teen killer from California who along with her boyfriend would murder her mother Joanne Witt
- Peter Woodcock was a teenage serial killer from Canada who would murder three children and then years later another victim would fall victim to this certified psychopath
- Cindy Collier and Shirley Wolf were two teens from California who would murder an elderly woman
- Amber Wright was part of the group that would murder Seath Jackson
- Trevon Wright is a teen killer from Texas who would be convicted of the murder of Ikea Hood.
Teen Killers – X
Teen Killers – Y
- Yukio Yamaji was a sixteen year old teen killer turned serial killer from Japa
- Dylan Yang was a fifteen year old teen killer from Wisconsin when he would murder thirteen year old Isaiah Powell
- Robert Yarbrough was executed by the State of Virginia for the murder of Cyril Hambry
- Graham Young was a teen killer and a serial killer from the United Kingdom whose body count could have been massive
- Gabriel Davies and Justin Yoon were two sixteen year old teen killers from Washington State who would murder Daniel McCaw
Teen Killers – Z
- Diane Zamora and her fiance David Graham are two teen killers from Texas who would be convicted in the murder of Adrianne Jones
- Andrew Zaragoza was a sixteen year old from Maryland when he would murder his mother
- Aidan Zellmer was fifteen years old from Colorado when he would beat to death ten year old Kiaya Campbell
- Sabrina Zunich was a fifteen year old living in Ohio when she would murder her foster mother