A list of events in 2004 related to serial killers.
January[]
- 6 — Ynobe Matthews died.
- 13 — Harold Shipman died.
February[]
- 1 — James Edward Wood died.
- 14 — Cimarron Bell is apprehended.
- 14 — Yang Xinhai died.
March[]
- 18 — Steven Washington died.
- 30 — William Wickline died.
- ? — Zoltán Ember is apprehended.
April[]
- 7 — Chen Yongfeng died.
- 8 — Jeong Yong-soo is murdered by Jeong Nam-gyu.
- 12 — Valery Skoptsov died.
- 14 — Ahn Jae-sun is murdered by Yoo Young-chul.
- 15 — Karel Kopáč died.
- 20 — Abdullah Shah died.
- 22 — Kim Young-hee is murdered by Jeong Nam-gyu.
- 29 — Sean Vincent Gillis is apprehended.
- 30 — Richard Gaikowski (Suspect) died.
- ? — James Walraven died (circa).
May[]
- 5 — Kim Hee-sun is murdered by Yoo Young-chul.
- 6 — Yanis Baltass is apprehended.
- 7 — Shin Min-a is murdered by Yoo Young-chul.
- 9 — Kim Hyun-jin is murdered by Jeong Nam-gyu.
- 10 — Ershad Sikder died.
June[]
- 1 — Han Sook-ja is murdered by Yoo Young-chul.
- 2 — Nicholas Wiley is apprehended.
- 7 — Francisca Ballesteros is apprehended.
- 9 — Jang Kwang is murdered by Yoo Young-chul.
- 15 — Li Pingping died.
- 18 — Kim Ji-ho is murdered by Yoo Young-chul.
- 18 — Chen Fuzhao died.
- 23 — Eugene McWatters is apprehended.
- 25 — Woo Koo-yeon is murdered by Yoo Young-chul.
- 30 — Pierre Bodein is apprehended.
July[]
- 6 — Alexander Greba is apprehended.
- 11 — Freddrick Jackson is born.
- 15 — Yoo Young-chul is apprehended.
- 15 — Javier Ortega Rojas is apprehended.
- 17 — Jeffrey Mailhot is apprehended.
- 25 — Miguel Ángel Lencina is apprehended.
- 28 — Miguel Ángel Lencina died.
- 29 — Stephan Letter is apprehended.
August[]
- 1 — Viktor Malyuk died.
- 26 — James Allridge died.
September[]
- 7 — Abdelaâli Hadi is apprehended.
- 13 — Charlie Brandt died.
- 13 — Shojiro Nishimoto is apprehended.
- 14 — Terry A. Blair is apprehended.
- 21 — Jeremy Bryan Jones is apprehended.
October[]
- 24 — Gary Lewingdon died.
November[]
- 22 — Levi Bellfield is apprehended.
December[]
- 2 — Abdelaâli Hadi is sentenced to Death.
- 8 — Marc Hoffmann is apprehended.
- 9 — Abdufatto Zamanov is apprehended.
- 15 — Sonya Caleffi is apprehended.
- 19 — Álex Maquera Atencio is apprehended.
- 27 — Jia Jianhu died.
Unknown[]
- ? — Curtis Anderson is apprehended.
- ? — Carlos Beltrán Castro is apprehended.
- ? — Ramón Beltrán Castro is apprehended.
- ? — Bi Yonggang is apprehended.
- ? — Sergey Boldyrev is apprehended.
- ? — Alonzo Brown is born.
- ? — Cai Bin is apprehended.
- ? — Yevgeny Frolov is apprehended.
- ? — Lorenzo Gilyard is apprehended.
- ? — Pavel Goncharov is apprehended.
- ? — Monika Halbe is apprehended.
- ? — Jia Wenge is apprehended.
- ? — Oleksandr Kornev is apprehended.
- ? — Robert MacMichael is apprehended.
- ? — José Solís Mata is apprehended.
- ? — Yevgeny Trotsenko is apprehended.