John Wayne Gacy

Pogo the Clown, The Killer Clown

  Active for 7 years
(1972-1978) in United States

33

CONFIRMED
VICTIMS

34

POSSIBLE
VICTIMS
Jump to:
  1. Summary
  2. Serial Killer Profile
  3. Serial Killer Type
  4. General Information
  5. Characteristics
  6. Childhood
  7. Cognitive Ability
  8. Incarceration
  9. Death
  10. 11 Timeline Events
  11. Serial Killers Active During Spree
  12. Boolean Statistical Questions
  13. 18 Books About John Wayne Gacy
  14. 19 External References
  15. Internal References

John Wayne Gacy (John Wayne Gacy Jr.) an American serial killer and rapist known as Pogo the Clown. Gacy was known to have sexually assaulted, tortured and murdered a minimum of thirty-three teenage boys and young men between 1972 and 1978, twenty-six of whom he buried in the crawl space of his Chicago home. He was known as the Killer Clown due to him entertaining children at social events dressed in a self devised clown costume. While in prison, Gacy took up painting as a hobby and means of making money, the paintbox used to create the art is on display at Alcatraz East Crime Museum in Pigeon Forge, Tennessee. John Wayne Gacy was executed by lethal injection In 1994.

John Wayne Gacy Serial Killer Profile

Serial Killer John Wayne Gacy (aka) Pogo the Clown, The Killer Clown, was active for 7 years between 1972-1978, known to have ( 33 confirmed / 34 possible ) victims. This Serial Killer was active in the following countries: United States

John Wayne Gacy was born (John Wayne Gacy, Jr.) on March 17th 1942 in Chicago Illinois, US. He was born 2nd of 3 children and raised by both parents. He was raised as a middle child and had two sisters. His father, John Stanley Gacy, Sr., auto repair machinist and World War I veteran. His mother, Marion Elaine Robinson, a pharmacist and homemaker. His mother and father abused alcohol and/or drugs. John Wayne Gacy had XYY Syndrome, a rare chromosomal disorder that affects only males. He had a head injury as well as a physically defect. During his education he had academic, social or discipline problems, including being teased or picked on. John Wayne Gacy was sexually, physically, and psychologically abused at some point of his life.

John Wayne Gacy a bisexual male citizen of the United States of America, with religious ties and/or beliefs connected with the Catholic Church religion, organization or belief system. He took an intelligence quotient test before or after his crimes, John Wayne Gacy had an IQ of 118. He completed 12 years of school, received a GED. He gained part of his education while attending Northwestern College. He married Marylynn Myers on Aug 31 1964, married Carole Hoff on Jul 01 1972. He had 2 children.

Prior to his spree he had commited crimes, served time in jail, and served time in prison. He saw a psychologist.

In 1972 (Age 29/30) John Wayne Gacy started his killing spree, during his crimes as a serial killer he was known to torture, strangle, stalk, rape, and murder his victims. He was known to kill victims at his own home. He would keep personal items from the victim after the crime. At least one victim was tied, bound, or otherwise restrained during the crime. At the time of his crimes he was living with his mother, Marion Gacy, where he was known to work as a circus performer, painter, politician, serial killer.

He was arrested on December 21st 1978 (Age 36), convicted on March 13th 1980 (Age 37), sentenced to execution by lethal injection at Stateville Correctional Center in Crest Hill, Illinois, US. He was convicted on charges of murder, sodomy, sexual assault and other possible charges during his lifetime. John Wayne Gacy was executed on May 10th 1994 (Age 52).

John Wayne Gacy died on May 10th 1994 (Age 52), cause of death: capital punishment, executed by lethal injection at Stateville Correctional Center in Crest Hill, Illinois, US.

Profile Completeness: 100%
serial killers by profile completeness

John Wayne Gacy has been listed on Killer.Cloud since November of 2016 and was last updated 5 months ago.

John Wayne Gacy a known:

John Wayne Gacy
Serial Killer Profile:

Updated: 2019-05-13 Collected by Killer.Cloud
General Information
Name: John Wayne Gacy
Nickname: Pogo the Clown, The Killer Clown
Victims: 33 - 34
Years Active: 1972 - 1978
Ages Active: 29/30 - 35/36
Active Countries: United States
Convicted Of: murder, sodomy, sexual assault
Life Span: 1942 - 1994
Characteristics
Gender: Male
Citizenship: United States of America
Sexual Preference: bisexual
Religious Affiliation: Catholic Church
Astrological Sign: Pisces
Feb 18 - Mar 20
Birth Month: March
Marital Status: married, divorced and remarried , married Marylynn Myers on Aug 31 1964, married Carole Hoff on Jul 01 1972
Children: two children by two wives
Living With: his mother, Marion Gacy
Occupation: circus performer, painter, politician, serial killer
Childhood Information
D.O.B.: Mar 17, 1942
Birth Name: John Wayne Gacy, Jr.
Given Name: John Wayne
Birth Location: Chicago Illinois, US
Birth Order: 2nd of 3
Siblings: two sisters
Raised By: both parents
Birth Category: middle child
Mother: Marion Elaine Robinson, a pharmacist and homemaker
Father: John Stanley Gacy, Sr., auto repair machinist and World War I veteran

Cognitive Ability
IQ: 118
Highest School: 12 years of school
Highest Degree: received a GED
Educated At: Northwestern College

Incarceration
Arrested: Dec 21, 1978 (Age 36)
Convicted: Mar 13, 1980 (Age 37)
Sentence: execution by lethal injection
Prison Location: Stateville Correctional Center in Crest Hill, Illinois, US
Executed: May 10, 1994 (Age 52)
Previous Crimes: TRUE
Previous Jail: TRUE
Previous Prison: TRUE

Death Information
Death Date: May 10, 1994 (Age 52)
Manner of Death: capital punishment
Cause of Death: executed by lethal injection
Death Location: Stateville Correctional Center in Crest Hill, Illinois, US
Killed In Prison: FALSE
Suicide: FALSE
11 Timeline Events of Serial Killer
John Wayne Gacy

The 11 dates listed below represent a timeline of the life and crimes of serial killer John Wayne Gacy. A complete collection of serial killer events can be found on our Serial Killer Timeline.

Date Event Description
Mar 17 1942John Wayne Gacy was born in Chicago Illinois, US.  #19420317
Mar 17 1962
(Age 20)
20th Birthday
Dec 25 1969
(Age 27)
Gacy's father died #19691225
Location: Veterans Administration Hospital in Hines, Illinois, US

John Wayne Gacy's father, John Stanley Gacy, died from cirrhosis of the liver.

1972
(Age 29/30)
John Wayne Gacy started his serial killing spree. #1972
Mar 17 1972
(Age 30)
30th Birthday
1978
(Age 35/36)
John Wayne Gacy ended his serial killing spree. #1978
Dec 21 1978
(Age 36)
John Wayne Gacy arrested. #19781221
Mar 13 1980
(Age 37)
John Wayne Gacy was convicted and sentenced to execution by lethal injection at Stateville Correctional Center in Crest Hill, Illinois, US.  #19800313
Mar 17 1982
(Age 40)
40th Birthday
Mar 17 1992
(Age 50)
50th Birthday
May 10 1994
(Age 52)
John Wayne Gacy was executed. cause of death: capital punishment, executed by lethal injection at Stateville Correctional Center in Crest Hill, Illinois, US. #19940510
Back to top Serial Killers Active During

The following serial killers were active during the same time span as John Wayne Gacy (1972-1978).

Serial Killers By Active Year


40 / 40
ANSWERED
Serial Killer
Boolean Questions:
Killer
Question
Killer
Answer
Total
Answered
father drug abuse TRUE 190
mother drug abuse TRUE 192
xyy TRUE 80
problems in school TRUE 218
teased in school TRUE 215
physically defect TRUE 298
head injury TRUE 297
physically abused TRUE 228
psychologically abused TRUE 221
sexually abused TRUE 223
psychologist TRUE 256
previous crimes TRUE 363
previous jail TRUE 347
previous prision TRUE 332
kill at killers home TRUE 315
rape TRUE 447
torture TRUE 421
stalk TRUE 413
bound TRUE 401
strangle TRUE 437
totem personal item TRUE 350
living with children FALSE 267
suicide FALSE 216
killed in prison FALSE 210
speach defect FALSE 298
drug abuse FALSE 223
alcohol abuse FALSE 222
forensic hospital FALSE 255
previous killed FALSE 207
kill at victims home FALSE 318
used weapon FALSE 448
used gun FALSE 447
blindfold FALSE 359
sex with body FALSE 426
mutilated FALSE 440
ate part of body FALSE 445
drank blood FALSE 436
posed body FALSE 360
totem body part FALSE 361
robbed FALSE 414


Books that Mention John Wayne Gacy

Book: Serial Killer Stranglers (mentions serial killer John Wayne Gacy)
Kevin Smith
Serial Killer Stranglers
Book: Serial Killer Rapists (mentions serial killer John Wayne Gacy)
Kevin Smith
Serial Killer Rapists
Book: Killer Clown (mentions serial killer John Wayne Gacy)
Terry Sullivan
Killer Clown
Book: Killer Clown (mentions serial killer John Wayne Gacy)
Terry Sullivan
Killer Clown
Book: The Serial Killer Files (mentions serial killer John Wayne Gacy)
Harold Schechter
The Serial Killer Files
Book: Serial Killers (mentions serial killer John Wayne Gacy)
Peter Vronsky
Serial Killers
Book: The Last Victim (mentions serial killer John Wayne Gacy)
Jason Moss
The Last Victim
Book: My Life Among the Serial Killers (mentions serial killer John Wayne Gacy)
Dr. Helen Morrison
My Life Among the Serial Killers

18 Books that mention Serial Killer
John Wayne Gacy

ISBN10 Book Title Killers
1733630600 Serial Killer Stranglers 164
1733630619 Serial Killer Rapists 266
0786032545 Killer Clown 1
0786033266 Killer Clown 1
0345465660 The Serial Killer Files 5
0425196402 Serial Killers 24
0759528306 The Last Victim 25
0061809594 My Life Among the Serial... 33
1497672767 Buried Dreams 3
1548119644 The Big Book of Serial Ki... 60
0312952287 The Man Who Killed Boys 1
0809239949 Human Monsters 2
1530694159 John Wayne Gacy 1
1792669321 Serial Killers 4
1546545514 The Biography of John Way... 1
1465332529 The Chicago Killer 1
1467086487 Johnny and Me 1
163450027x John Wayne Gacy 2

John Wayne Gacy Jr. (March 17, 1942 – May 10, 1994) was an American serial killer and rapist. He sexually assaulted, tortured and murdered at least 33 teenage boys and young men between 1972 and 1978 in Cook County, Illinois (a part of metropolitan Chicago).

Wikipedia
External References
  1. John Wayne Gacy on en.wikipedia.org, Retrieved on Sep 13, 2018.
  2. Juan Ignacio Blanco, John Wayne Gacy on murderpedia.org, Retrieved on Sep 13, 2018.
  3. The Tuscaloosa News, Jan 8, 1979 (Page 3) on news.google.com, Retrieved on Sep 23, 2018.
  4. The Tuscaloosa News, Dec 23, 1978 (Page 2) on news.google.com, Retrieved on Sep 23, 2018.
  5. The Tuscaloosa News, Dec 24, 1978 (Page 6A) on news.google.com, Retrieved on Sep 23, 2018.
  6. The Tuscaloosa News, Dec 29, 1978 (Page 11) on news.google.com, Retrieved on Sep 23, 2018.
  7. People v. Gacy, 530 NE 2d 1340 - Ill: Supreme Court 1988 on scholar.google.com, Retrieved on Sep 29, 2018.
  8. People v. Gacy, 468 NE 2d 1171 - Ill: Supreme Court 1984 on scholar.google.com, Retrieved on Sep 29, 2018.
  9. FBI - John Wayne Gacy on vault.fbi.gov, Retrieved on Sep 29, 2018.
  10. Q298252 on www.wikidata.org, Retrieved on Oct 9, 2018.
  11. John Wayne Gacy #237 on www.clarkprosecutor.org, Retrieved on Dec 4, 2018.
  12. John Wayne Gacy on www.biography.com, Retrieved on Dec 14, 2018.
  13. Kori Rumore, Timeline: John Wayne Gacy on www.chicagotribune.com, Retrieved on Dec 17, 2018.
  14. John Wayne Gacy on www.alcatrazeast.com, Retrieved on Jan 10, 2019.
  15. John Wayne Gacy's Paintbox on www.alcatrazeast.com, Retrieved on Jan 10, 2019.
  16. John Wayne Gacy on disturbinghorror.com, Retrieved on Feb 2, 2019.
  17. John Wayne Gacy on www.serienkillers.de, Retrieved on Feb 17, 2019.
  18. John Wayne Gacy on www.serialkillers.cz, Retrieved on Apr 1, 2019.
  19. John Wayne Gacy on criminalia.es, Retrieved on May 22, 2019.
Internal References

John Wayne Gacy is included in the following pages on Killer.Cloud the Serial Killer Database

  1. #2 of 40 [ Page 1 ] of Pisces Serial Killers sorted by Confirmed Victims
  2. #2 of 649 [ Page 1 ] of serial killers sorted by Profile Completeness
  3. #2 of 38 [ Page 1 ] of Serial Killers with birthdays in March
  4. #3 of 53 [ Page 1 ] of Serial Killer Stalkers sorted by Confirmed Victims
  5. #6 of 326 [ Page 1 ] of Serial Killers active in the United States
  6. #6 of 88 [ Page 1 ] of Serial Killer Torturers sorted by Confirmed Victims
  7. #15 of 249 [ Page 1 ] of Serial Killer Stranglers sorted by Confirmed Victims
  8. #16 of 305 [ Page 2 ] of Serial Killer Rapist sorted by Confirmed Victims
  9. #29 of 72 [ Page 2 ] of serial killers sorted by IQ Level
  10. #30 of 649 [ Page 2 ] of serial killers sorted by Confirmed Victims
  11. #183 of 649 [ Page 13 ] of the A-Z List of Serial Killers
  12. #240 of 649 [ Page 16 ] of serial killers sorted by Years Active
Statistics:
Serial Killers Statistics, charts John Wayne Gacy is included in: Active Serial Killers by Country, Serial Killers By Gender, Age of Serial Killer by Date, Killers By Astrological Sign, Killers By Birth Month, Serial Killers IQ Level, Years of School Completed, Highest Degree Achieved, Sexual Preference, Birth Category, Mannor of Death, Active Serial Killers by Year and Statistical Boolean Questions.
Years Active: