John Duffy

The Railway Killers, The Railway Rapists

  Active for 2 years
(1985-1986) in United Kingdom




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. Serial Killers Active During Spree
  11. Boolean Statistical Questions
  12. 2 Books About John Duffy
  13. 7 External References
  14. Internal References

John Duffy (John Francis Duffy) a British rapist and serial killer who along with his accomplice, David Mulcahy, are known as the Railway rapist and the Railway Killers. Duffy and Mulcahy attacked numerous women and children at railway stations in the south of England between 1985 and 1986. Both are suspected of other sexual attacks, while Mulcahy is also suspected of attacks which took place after Duffy was in prison. In 1988, John Duffy was sentenced to life imprisonment.

John Duffy Serial Killer Profile

Serial Killer John Duffy (aka) The Railway Killers, The Railway Rapists, was active for 2 years between 1985-1986, known to have ( 3 confirmed / 3 possible ) victims. This Serial Killer was active in the following countries: United Kingdom

John Duffy was born on November 29th 1958 in Northern Ireland. He was born 2nd of 3 children and raised by both parents. He was raised as a middle child and had two brothers or sisters. His father, John Duffy. His mother, Philomena Duffy.

He married Margaret Byrne in 1980. He had one child.

Prior to his spree he had commited crimes.

In 1985 (Age 26/27) John Duffy started his killing spree, during his crimes as a serial killer he was known to strangle, stalk, rape, mutilate, and murder his victims. 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 wife and child in Kilburn, London, England.

He was arrested on November 23rd 1986 (Age 27), sentenced to life imprisonment at HM Prison Whitemoor in March, Cambridgeshire, England.

Profile Completeness: 69%
serial killers by profile completeness

John Duffy has been listed on Killer.Cloud since December of 2018 and was last updated 1 month ago.

John Duffy a known:

John Duffy
Serial Killer Profile:

Updated: 2019-02-15 Collected by Killer.Cloud
General Information
Name: John Duffy
Nickname: The Railway Killers, The Railway Rapists
Victims: 3 - 3
Years Active: 1985 - 1986
Ages Active: 26/27 - 27/28
Active Countries: United Kingdom
Life Span: 1958 -     
Gender: Male
Sexual Preference: heterosexual
Astrological Sign: Sagittarius
Nov 22 - Dec 22
Marital Status: married Margaret Byrne in 1980
Children: one child
Living With: his wife and child in Kilburn, London, England
Childhood Information
D.O.B.: Nov 29, 1958
Birth Location: Northern Ireland
Birth Order: 2nd of 3
Siblings: two brothers or sisters
Rasied By: both parents
Birth Category: middle child
Mother: Philomena Duffy
Father: John Duffy

Cognitive Ability
Highest School: N/A
Highest Degree:

Arrested: Nov 23, 1986 (Age 27)
Convicted: N/A
Sentence: life imprisonment
Prison Location: HM Prison Whitemoor in March, Cambridgeshire, England
Executed: N/A
Previous Crimes: TRUE
Previous Jail: N/A
Previous Prison: N/A

Death Information
Death Date: N/A
Cause of Death: N/A
Death Location: N/A
Killed In Prison: N/A
Suicide: N/A

Serial Killers By Active Year

17 / 40
Serial Killer
Boolean Questions:
previous crimes TRUE 287
rape TRUE 396
stalk TRUE 327
bound TRUE 302
strangle TRUE 340
mutilated TRUE 344
totem personal item TRUE 284
used weapon FALSE 345
used gun FALSE 341
torture FALSE 339
blindfold FALSE 288
sex with body FALSE 337
ate part of body FALSE 356
drank blood FALSE 347
posed body FALSE 291
totem body part FALSE 288
robbed FALSE 321

Books that Mention John Duffy

Book: Dangerous Place (mentions serial killer John Duffy)
Kevin Smith
Serial Killer Stranglers
Book: Dangerous Place (mentions serial killer John Duffy)
Simon Farquhar
Dangerous Place

2 Books that mention Serial Killer
John Duffy

ISBN10 Book Title Killers
1733630600 Serial Killer Stranglers 164
0750969520 Dangerous Place 2
External References
  1. Q6230294 on, Retrieved on Dec 27, 2018.
  2. John Duffy and David Mulcahy on, Retrieved on Dec 27, 2018.
  3. Juan Ignacio Blanco, John Francis DUFFY on, Retrieved on Dec 27, 2018.
  4. John Duffy on, Retrieved on Dec 27, 2018.
  5. Mark Edwards, Railway Killers on, Retrieved on Jan 10, 2019.
  6. Sue Clough, Richard Alleyne, raping and killing for kicks on, Retrieved on Jan 10, 2019.
  7. John Francis Duffy, Railway Murderer on, Retrieved on Feb 2, 2019.
Internal References

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

  1. #25 of 37 [ Page 2 ] of Sagittarius Serial Killers sorted by Confirmed Victims
  2. #33 of 42 [ Page 3 ] of Serial Killer Stalkers sorted by Confirmed Victims
  3. #137 of 636 [ Page 10 ] of the A-Z List of Serial Killers
  4. #169 of 201 [ Page 12 ] of Serial Killer Stranglers sorted by Confirmed Victims
  5. #222 of 272 [ Page 15 ] of Serial Killer Rapist sorted by Confirmed Victims
  6. #246 of 636 [ Page 17 ] of serial killers sorted by Profile Completeness
  7. #400 of 636 [ Page 27 ] of serial killers sorted by Years Active
  8. #491 of 636 [ Page 33 ] of serial killers sorted by Confirmed Victims
Serial Killers Statistics, charts John Duffy is included in: Serial Killers By Gender, Age of Serial Killer by Date, Killers By Astrological Sign, Sexual Preference, Birth Category, Active Serial Killers by Year and Statistical Boolean Questions.
Years Active: