Jacobus Dirk Hertogs

Koos Hertogs

  Active for 2 years
(1979-1980) in Netherlands

3

CONFIRMED
VICTIMS

12

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. 3 Books About Jacobus Dirk Hertogs
  14. 4 External References
  15. Internal References

Jacobus Dirk Hertogs a Dutch serial killer and rapist also known as Koos Hertogs. Hertogs was convicted of the abduction, torture rape and murder three girls. He is suspected of killing a further three to nine girls and young women in the 1970s. In 1980, Hertogs was bit on his littler finger by a victim, the bite was used to help identify and lead to his arrest. During a search of his home Authorities found an attic which was provisionally furnished as a torture chamber and blood from two of his victims. Authorities suspect he abused and eventually killed his victims in the chamber. Hertogs was sentenced to life imprisonment in 1982. In 2015, Jacobus Dirk Hertogs died of natural causes while still in custody at the Nieuw Vosseveld prison in Vught, Netherlands.

Jacobus Dirk Hertogs Serial Killer Profile

Serial Killer Jacobus Dirk Hertogs (aka) Koos Hertogs, was active for 2 years between 1979-1980, known to have ( 3 confirmed / 12 possible ) victims. This Serial Killer was active in the following countries: Netherlands

Jacobus Dirk Hertogs was born on December 16th 1949 in The Hague, municipality in the Netherlands, seat of the Dutch government. He was raised by both parents. He had seventeen children. His father, a unnamed Catholic man. His mother, a unnamed Catholic woman. During his education he had academic, social or discipline problems.

Jacobus Dirk Hertogs a heterosexual male citizen of Kingdom of the Netherlands. He never married. He had no children mentioned.

Prior to his spree he had commited crimes, served time in jail, and served time in prison. He was known to abuse alcohol and drugs.

In 1979 (Age 29/30) Jacobus Dirk Hertogs started his killing spree, during his crimes as a serial killer he was known to torture, rape, and murder his victims. Jacobus Dirk Hertogs used a weapon and was in possession of a firearm during his crimes. At the time of his crimes he was living with himself, alone working as a bouncer, where he was known to work as a criminal, serial killer.

He was arrested on October 3rd 1980 (Age 30), convicted on November 7th 1982 (Age 32), sentenced to life imprisonment at the Nieuw Vosseveld prison in Vught, Netherlands. He was convicted on charges of murder and other possible charges during his lifetime.

Jacobus Dirk Hertogs died on July 19th 2015 (Age 65), cause of death: natural causes at a hospital in Den Bosch, Southern Netherlands.

Profile Completeness: 93%
serial killers by profile completeness

Jacobus Dirk Hertogs has been listed on Killer.Cloud since November of 2016 and was last updated 10 months ago.

Jacobus Dirk Hertogs a known:

Jacobus Dirk Hertogs
Serial Killer Profile:

Updated: 2019-05-13 Collected by Killer.Cloud
General Information
Name: Koos Hertogs
Nickname: Koos Hertogs
Victims: 3 - 12
Years Active: 1979 - 1980
Ages Active: 29/30 - 30/31
Active Countries: Netherlands
Convicted Of: murder
Life Span: 1949 - 2015
Characteristics
Gender: Male
Citizenship: Kingdom of the Netherlands
Sexual Preference: heterosexual
Astrological Sign: Sagittarius
Nov 22 - Dec 22
Birth Month: December
Marital Status: never married
Children: no children mentioned
Living With: himself, alone working as a bouncer
Occupation: criminal, serial killer
Childhood Information
D.O.B.: Dec 16, 1949
Given Name: Koos
Birth Location: The Hague, municipality in the Netherlands, seat of the Dutch government
Birth Order: N/A
Siblings: seventeen children
Raised By: both parents
Birth Category: N/A
Mother: a unnamed Catholic woman
Father: a unnamed Catholic man

Cognitive Ability
IQ: N/A
Highest School: N/A
Highest Degree:

Incarceration
Arrested: Oct 3, 1980 (Age 30)
Convicted: Nov 7, 1982 (Age 32)
Sentence: life imprisonment
Prison Location: the Nieuw Vosseveld prison in Vught, Netherlands
Executed: N/A
Previous Crimes: TRUE
Previous Jail: TRUE
Previous Prison: TRUE

Death Information
Death Date: Jul 19, 2015 (Age 65)
Cause of Death: natural causes
Death Location: a hospital in Den Bosch, Southern Netherlands
Killed In Prison: FALSE
Suicide: FALSE
11 Timeline Events of Serial Killer
Jacobus Dirk Hertogs

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

Date Event Description
Dec 16 1949Jacobus Dirk Hertogs was born in The Hague, municipality in the Netherlands, seat of the Dutch government.  #19491216
Dec 16 1969
(Age 20)
20th Birthday
1979
(Age 29/30)
Jacobus Dirk Hertogs started his serial killing spree. #1979
Dec 16 1979
(Age 30)
30th Birthday
1980
(Age 30/31)
Jacobus Dirk Hertogs ended his serial killing spree. #1980
Oct 03 1980
(Age 30)
Jacobus Dirk Hertogs arrested. #19801003
Nov 07 1982
(Age 32)
Jacobus Dirk Hertogs was convictedand sentenced to life imprisonment at the Nieuw Vosseveld prison in Vught, Netherlands.  #19821107
Dec 16 1989
(Age 40)
40th Birthday
Dec 16 1999
(Age 50)
50th Birthday
Dec 16 2009
(Age 60)
60th Birthday
Jul 19 2015
(Age 65)
Jacobus Dirk Hertogsdied.cause of death:natural causesat a hospital in Den Bosch, Southern Netherlands. #20150719
Back to top Serial Killers Active During

The following serial killers were active during the same time span as Jacobus Dirk Hertogs (1979-1980).

Serial Killers By Active Year


39 / 40
ANSWERED
Serial Killer
Boolean Questions:
Killer
Question
Killer
Answer
Total
Answered
problems in school TRUE 221
drug abuse TRUE 226
alcohol abuse TRUE 226
previous crimes TRUE 366
previous jail TRUE 351
previous prision TRUE 336
used weapon TRUE 452
used gun TRUE 450
rape TRUE 451
torture TRUE 425
living with children FALSE 268
suicide FALSE 219
killed in prison FALSE 212
father drug abuse FALSE 192
mother drug abuse FALSE 195
teased in school FALSE 218
physically defect FALSE 300
speach defect FALSE 300
head injury FALSE 299
physically abused FALSE 231
psychologically abused FALSE 224
sexually abused FALSE 226
psychologist FALSE 258
forensic hospital FALSE 257
previous killed FALSE 208
kill at killers home FALSE 319
kill at victims home FALSE 322
stalk FALSE 417
blindfold FALSE 362
bound FALSE 405
strangle FALSE 441
sex with body FALSE 429
mutilated FALSE 446
ate part of body FALSE 450
drank blood FALSE 441
posed body FALSE 364
totem body part FALSE 364
totem personal item FALSE 353
robbed FALSE 417


Books that Mention Jacobus Dirk Hertogs

Book: Serial Killer Rapists (mentions serial killer Jacobus Dirk Hertogs)
Kevin Smith
Serial Killer Rapists
Book: De waarheid bestaat niet, dus zoek... (mentions serial killer Jacobus Dirk Hertogs)
Cees Koring
De waarheid bestaat niet, dus zoek iets dat e...

3 Books that mention Serial Killer
Jacobus Dirk Hertogs

ISBN10 Book Title Killers
1733630619 Serial Killer Rapists 266
9023410483 Zuidwal 1
9048819059 De waarheid bestaat niet,... 1

Jacobus Dirk (Koos) Hertogs (The Hague, 16 December 1949 – Vught, 19 July 2015) was a convicted Dutch serial killer. He was convicted for a total of three murders.

Wikipedia
External References
  1. Q4121124 on www.wikidata.org, Retrieved on Feb 26, 2019.
  2. Koos Hertogs on en.wikipedia.org, Retrieved on Feb 26, 2019.
  3. Juan Ignacio Blanco, Jacobus Dirk HERTOGS on murderpedia.org, Retrieved on Feb 26, 2019.
  4. Koos Hertogs on nl.wikipedia.org, Retrieved on May 7, 2019.
Internal References

Jacobus Dirk Hertogs is included in the following pages on Killer.Cloud the Serial Killer Database

  1. #3 of 3[ Page 1 ] of Serial Killers active in the Netherlands
  2. #41 of 43[ Page 3 ] of Sagittarius Serial Killers sorted by Confirmed Victims
  3. #43 of 45[ Page 3 ] of Serial Killers with birthdays in December
  4. #83 of 88[ Page 6 ] of Serial Killer Torturers sorted by Confirmed Victims
  5. #89 of 651[ Page 6 ] of serial killers sorted by Profile Completeness
  6. #254 of 651[ Page 17 ] of the A-Z List of Serial Killers
  7. #289 of 305[ Page 20 ] of Serial Killer Rapist sorted by Confirmed Victims
  8. #456 of 651[ Page 31 ] of serial killers sorted by Years Active
  9. #606 of 651[ Page 41 ] of serial killers sorted by Confirmed Victims
Statistics:
Serial Killers Statistics, charts Jacobus Dirk Hertogs 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, Sexual Preference, Active Serial Killers by Year and Statistical Boolean Questions.
Years Active: