Léopold Dion

Monster of Port-Rouge

  Active for 1 year
(1963) in Canada




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. 10 Timeline Events
  11. Serial Killers Active During Spree
  12. Boolean Statistical Questions
  13. 4 Books About Léopold Dion
  14. 3 External References
  15. Internal References

Léopold Dion a Canadian sex offender and serial killer known as the Monster of Port-Rouge. Dion was active in Quebec. He was sentenced to death by hanging. Léopold Dion was stabbed to death on November 17th 1972 by fellow inmate named Normand "Lawrence d'Arabie" Champagne, who was found not guilty by reason of insanity.

Léopold Dion Serial Killer Profile

Serial Killer Léopold Dion (aka) Monster of Port-Rouge, was active for 1 year in 1963, known to have ( 4 confirmed / 4 possible ) victims. This Serial Killer was active in the following countries: Canada

Léopold Dion was born on February 25th 1920 in Quebec, Canada.

Dion a male citizen of Canada.

In 1963 (Age 42/43) Léopold Dion started his killing spree, during his crimes as a serial killer he was known to murder his victims.

He was arrested on May 27th 1963 (Age 43), convicted on April 10th 1964 (Age 44), sentenced to Death Commuted to Life Imprisonment. Dion was convicted on charges of murder and other possible charges during his lifetime.

Léopold Dion died on November 17th 1972 (Age 52), cause of death: homicide, stabbed to death by a fellow inmate at Canada.

Profile Completeness: 35%
serial killers by profile completeness

Léopold Dion has been listed on Killer.Cloud since November of 2016 and was last updated 5 years ago.

Léopold Dion a known:

Léopold Dion
Serial Killer Profile:

Updated: 2019-02-08 Collected by Killer.Cloud
General Information
Name: Léopold Dion
Nickname: Monster of Port-Rouge
Victims: 4 - 4
Years Active: 1963 - 1963
Ages Active: 42/43 - 42/43
Active Countries: Canada
Convicted Of: murder
Life Span: 1920 - 1972
Gender: Male
Citizenship: Canada
Sexual Preference: N/A
Astrological Sign: Pisces
Feb 18 - Mar 20
Birth Month: February
Marital Status: N/A
Children: N/A
Living With: N/A
Occupation: serial killer
Childhood Information
D.O.B.: Feb 25, 1920
Family Name: Dion
Given Name: Léopold
Birth Location: Quebec, Canada
Birth Order: N/A
Siblings: N/A
Raised By: N/A
Birth Category: N/A
Mother: N/A
Father: N/A

Cognitive Ability
Highest School: N/A
Highest Degree:

Arrested: May 27, 1963 (Age 43)
Convicted: Apr 10, 1964 (Age 44)
Sentence: Death Commuted to Life Imprisonment
Prison Location: N/A
Executed: N/A
Previous Crimes: N/A
Previous Jail: N/A
Previous Prison: N/A

Death Information
Death Date: Nov 17, 1972 (Age 52)
Manner of Death: homicide
Cause of Death: stabbed to death by a fellow inmate
Death Location: Canada
Killed In Prison: N/A
Suicide: N/A
10 Timeline Events of Serial Killer
Léopold Dion

The 10 dates listed below represent a timeline of the life and crimes of serial killer Léopold Dion. A complete collection of serial killer events can be found on our Serial Killer Timeline.

Date Event Description
Feb 25 1920Léopold Dion was born in Quebec, Canada.  #19200225
Feb 25 1940
(Age 20)
20th Birthday
Feb 25 1950
(Age 30)
30th Birthday
Feb 25 1960
(Age 40)
40th Birthday
(Age 42/43)
Léopold Dion started his serial killing spree. #1963
May 27 1963
(Age 43)
Léopold Dion arrested. #19630527
(Age 43/44)
Léopold Dion ended his serial killing spree. #1963
Apr 10 1964
(Age 44)
Léopold Dion was convictedand sentenced to Death Commuted to Life Imprisonment.  #19640410
Feb 25 1970
(Age 50)
50th Birthday
Nov 17 1972
(Age 52)
Léopold Diondied.cause of death:homicide,stabbed to death by a fellow inmateat Canada. #19721117
Back to top Serial Killers Active During

The following serial killers were active during the same time span as Léopold Dion (1963-1963).

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Books that Mention Léopold Dion

Book: Cold North Killers (mentions serial killer Léopold Dion)
Lee Mellor
Cold North Killers
Book: Rampage (mentions serial killer Léopold Dion)
Lee Mellor
Book: Trésors de société (mentions serial killer Léopold Dion)
Musbee De La Civilis...
Trésors de société
Book: The Glencaple Murder's (mentions serial killer Léopold Dion)
Paul Weightman
The Glencaple Murder's

4 Books that mention Serial Killer
Léopold Dion

ISBN10 Book Title Killers
1459701240 Cold North Killers 12
1459707222 Rampage 1
2762120225 Trésors de société 1
1291006168 The Glencaple Murder's 61

Léopold Dion (February 25, 1920 - 17 November 1972) was a Canadian sex offender and serial killer who was active in Quebec in the 1960s. He was nicknamed the "Monster of Pont-Rouge".

External References
  1. Q3271796 on www.wikidata.org, Retrieved on Feb 8, 2019.
  2. Léopold Dion on en.wikipedia.org, Retrieved on Feb 8, 2019.
  3. Juan Ignacio Blanco, Léopold DION on murderpedia.org, Retrieved on Feb 8, 2019.
Internal References

Léopold Dion is included in the following pages on Killer.Cloud the Serial Killer Database

  1. #12 of 18[ Page 1 ] of Serial Killers active in Canada
  2. #30 of 38[ Page 2 ] of Serial Killers with birthdays in February
  3. #35 of 40[ Page 3 ] of Pisces Serial Killers sorted by Confirmed Victims
  4. #132 of 651[ Page 9 ] of the A-Z List of Serial Killers
  5. #470 of 651[ Page 32 ] of serial killers sorted by Confirmed Victims
  6. #539 of 651[ Page 36 ] of serial killers sorted by Profile Completeness
  7. #605 of 651[ Page 41 ] of serial killers sorted by Years Active
Serial Killers Statistics, charts Léopold Dion 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, Mannor of Death, Active Serial Killers by Year and Statistical Boolean Questions.
Years Active: