Unidentified Serial Killers
Unidentified Serial Killers
Victims: 5 - 7+
Country: France
Years Active: 1984 - 2005
Victims: 3
Country: USA
Years Active: 1971 - 1973
Victims: 10
Country: USA
Years Active: 1975
Victims: 3
Country: USA
Years Active: 1999
Victims: 28 - 30
Country: USA
Years Active: 1979 - 1981
Victims: 3
Country: USA
Years Active: 1997
Victims: 15 - 21
Country: USA
Years Active: 1911 - 1912
Victims: 3 - 8+
Country: USA
Years Active: 1980 - 1982
Victims: 6
Country: South Africa
Years Active: 1956
Victims: 6
Country: USA
Years Active: 1918 - 1919
11. B1 Butcher
Victims: 5
Country: Namibia
Years Active: 2005 - 2007
12. Bag Murders
Victims: 6
Country: USA
Years Active: 1975 - 1977
Victims: 3
Country: USA
Years Active: 1988
Years Active: 1988
Victims: 3
Country: USA
Years Active: 2003 - 2004
15. Barnaul Maniac
Country: Russia
Years Active: 1997 - 2000
Victims: 3
Country: USA
Years Active: 1982 - 1983
17. Beer Man
Victims: 7
Country: India
Years Active: 2006 - 2007
18. Belize Ripper
Victims: 5
Country: Belize
Years Active: 1998 - 2000
Victims: 5
Country: USA
Years Active: 1987 - 1988
20. Bible John
Country: Scotland
Years Active: 1968 - 1969
21. Bigfoot Killer
Country: USA
Years Active: 1975
Victims: 22
Country: Brazil
Years Active: 1991 - 2002
Country: USA
Years Active: 2007
Victims: 3
Country: Australia
Years Active: 1990 - 1991
Victims: 4 - 7+
Country: USA
Years Active: 1990
26. Boston Strangler
Victims: 13
Country: USA
Years Active: 1962 - 1964
27. Brabant Killers
Countries: Belgium, France
Years Active: 1981 - 1985
28. Bra Murders
Victims: 5
Country: USA
Years Active: 1967 - 1971
Victims: 4
Country: USA
Years Active: 1973
Victims: 2
Country: South Korea
Years Active: 1975
31. Butcher of Mons
Victims: 5
Country: Belgium
Years Active: 1996 - 1997
32. Butterfly Hunter
Victims: 28 - 60+
Country: Argentina
Years Active: 1980s - 1993
Victims: 3
Country: Canada
Years Active: 1990 - 1993
34. Camet Strangler
Country: Argentina
Years Active: 2000 - 2004
35. Cape Ripper
Victims: 3
Country: South Africa
Years Active: 1993
Victims: 8
Country: USA
Years Active: 1968 - 1986
Victims: 2 - 5+
Country: USA
Years Active: 1980 - 1986
38. Charlie Chop-off
Country: USA
Years Active: 1972 - 1973
Victims: 4
Country: USA
Years Active: 1992
Victims: 55+
Country: USA
Years Active: 2001 - 2018
41. Chilobwe Murders
Victims: 31+
Country: Malawi
Years Active: 1968 - 1970
Victims: 7
Country: USA
Years Active: 1965 - 1966
Victims: 12 - 20+
Country: USA
Years Active: 1935 - 1938
Country: Israel
Years Active: 1966 - 1984
Victims: 8
Country: USA
Years Active: 1986 - 1989
Victims: 5
Country: USA
Years Active: 1996 - 1998
Victims: 3
Country: USA
Years Active: 1966
Country: USA
Years Active: 1969 - 1970
Country: USA
Years Active: 1978 - 1987
Victims: 3
Country: England
Years Active: 1928 - 1929
Victims: 5
Country: Mexico
Years Active: 2021
Country: USA
Years Active: 1904 - 1910
Country: Russia
Years Active: 2004 - 2007
54. Dayton Strangler
Victims: 6
Country: USA
Years Active: 1900 - 1909
Victims: 2
Country: USA
Years Active: 1989
Victims: 4
Country: USA
Years Active: 1992
Victims: 17 - 27
Country: USA
Years Active: 1975 - 1995
58. Denver Strangler
Victims: 3 - 5
Country: USA
Years Active: 1894 - 1903
Victims: 3
Country: USA
Years Active: 1987 - 1991
Victims: 9 - 12
Country: France
Years Active: 1983 - 1996
61. The Doodler
Victims: 6 - 16+
Country: USA
Years Active: 1974 - 1975
Victims: 9+
Country: USA
Years Active: 1981 - 2004
63. Durlești Maniac
Country: Moldova
Years Active: 2007 - 2011
Victims: 3 - 6
Country: USA
Years Active: 2012 - 2017
Victims: 4
Country: USA
Years Active: 2006
66. East-Side Ripper
Victims: 2
Country: USA
Years Active: 1915
Victims: 9 - 10
Country: USA
Years Active: 2005 - 2009
68. El Psicópata
Country: Costa Rica
Years Active: 1986 - 1996
Victims: 5 - 6
Country: El Salvador
Years Active: 2002 - 2003
70. Family Murders
Victims: 5
Country: Australia
Years Active: 1979 - 1983
71. Fana Beheader
Victims: 9
Country: Mali
Years Active: 2019 - 2020
Victims: 2 - 3
Country: USA
Years Active: 2006 - 2008
Victims: 5 - 35+
Country: USA
Years Active: 1975 - 1976
Country: Canada
Years Active: 1968 - 1974
75. Forest Maniac
Victims: 13 - 15
Country: Russia
Years Active: 1996 - 1997
Victims: 3
Country: USA
Years Active: 1981
77. Fort Myers 8
Victims: 8
Country: USA
Years Active: 1980s - 2000s
Victims: 3 - 5
Country: USA
Years Active: 1984 - 1985
Victims: 13
Country: South Africa
Years Active: 1999 - 2003
Victims: 2 - 8
Country: USA
Years Active: 1982 - 1984
Country: USA
Years Active: 1985 - 1990
Victims: 7
Country: France
Years Active: 1976 - 1983
83. Freeway Phantom
Victims: 6
Country: USA
Years Active 1971 - 1972
Victims: 2
Country: Germany
Years Active: 2016
85. Gold Sock Killer
Victims: 3
Country: USA
Years Active: 1973
Victims: 9
Country: USA
Years Active: 1983 - 1996
Victims: 11
Country: USA
Years Active: 1994 - 1996
Victims: 5
Country: USA
Years Active: 1976
Victims: 4
Country: Germany
Years Active: 1947
90. Hammer Man
Victims: 5
Country: India
Years Active: 2007
Victims: 6
Country: England
Years Active: 1964 - 1965
92. Hartford Killer
Victims: 5
Country: USA
Years Active: 1987 - 1991
Victims: 3
Country: Canada
Years Active: 1995
Victims: 3
Country: Bangladesh
Years Active: 2019
95. Highway of Tears
Victims: 18 - 100+
Country: Canada
Years Active: 1970 - 2022
Victims: 5
Country: USA
Years Active: 1985 - 1986
97. Hotel Murders
Victims: 4
Country: USA
Years Active: 1970 - 1980
Victims: 5
Country: USA
Years Active: 1979
99. Houston 7
Country: USA
Years Active: 1990 - 1993
Victims: 14
Country: USA
Years Active: 1915
101. Humboldt 5
Victims: 5
Country: USA
Years Active: 1992 - 2014
102. I-45 Killer
Victims: 4
Country: USA
Years Active: 1980
103. I-70 Killer
Country: USA
Years Active: 1992
104. I-70 Strangler
Victims: 12
Country: USA
Years Active: 1980 - 1991
Victims: 3 - 4
Country: USA
Years Active: 1990 - 1993
Victims: 20 - 100+
Country: Nigeria
Years Active: ? - 2014
Victims: 10 - 13
Country: USA
Years Active: 1996 - 1998
108. Index Killer
Victims: 2 - 5+
Country: USA
Years Active: 1988
109. Indigent Killer
Victims: 12 - 14
Country: Mexico
Years Active: 1989
Victims: 8
Country: Ireland
Years Active: 1993 - 1998
111. Ironman
Victims: 7
Country: South Africa
Years Active: 1970s
Victims: 4
Country: Brazil
Years Active: 1999
113. Ivan The Ripper
Victims: 11
Country: Russia
Years Active: 1974
114. Jacksonville 5
Victims: 5
Country: USA
Years Active: 1974
115. Jack The Ripper
Victims: 5
Country: England
Years Active: 1888 - 1891
116. Janikhel Incident
Victims: 4
Country: Pakistan
Years Active: 2020
Victims: 2+
Country: Finland
Years Active: 1990 - 1993
118. Jeff Davis 8
Victims: 8
Country: USA
Years Active: 2005 - 2009
119. Kauai Serial Killer
Victims: 2
Country: USA
Years Active: 2000
120. Kigali Ripper
Victims: 15
Country: Rwanda
Years Active: 2012 - 2014
121. Kotakethana Murders
Victims: 15
Country: Sri Lanka
Years Active: 2008 - 2015
122. Lawton Murders
Victims: 5
Country: USA
Years Active: 1999 - 2003
123. Leduc Serial Killer
Victims: 4 - 5
Country: Canada
Years Active: 2002 - 2010
Victims: 5
Country: USA
Years Active: 1979 - 1982
125. Lima Ripper
Victims: 20
Country: Peru
Years Active: 1985 - 1986
126. Limón Killer
Victims: 4
Country: Costa Rica
Years Active: 2011
127. Lisbon Ripper
Victims: 3
Country: Portugal
Years Active: 1992 - 1993
128. Little Rock Slasher
Country: USA
Years Active: 2020 - 2021
129. Łódź Gay Murderer
Victims: 7
Country: Poland
Years Active: 1988 - 1993
130. Lone Strangler
Victims: 15+
Country: Mexico
Years Active: 1969 - 1970
Victims: 10 - 16
Country: USA
Years Active: 1996 - 2010
Victims: 2 - 3
Country: USA
Years Active: 1984 - 1985
Victims: 3
Country: USA
Years Active: 1993
134. Love Hotel Murders
Victims: 3
Country: Japan
Years Active: 1981
135. Lumberton Murders
Victims: 3 - 5
Country: USA
Years Active: 2017
Victims: 3 - 10
Country: USA
Years Active: 1962 - 1964
137. Madman of Route 226
Victims: 14
Country: Argentina
Years Active: 1996 - 1999
138. Main Street Murders
Victims: 3 - 5
Country: USA
Years Active: 2017 - 2018
139. Manchester Pusher
Victims: 0 - 86+
Country: England
Years Active: 2009 - 2018
140. Managua Ripper
Victims: 6
Country: Nicaragua
Years Active: 1889
141. Mary Murders
Victims: 27
Country: Turkmenistan
Years Active: 2005
Victims: 4
Country: USA
Years Active: 1947 - 1948
Victims: 4
Country: USA
Years Active: 1989 - 1992
144. Monster of Florence
Country: Italy
Years Active: 1974 - 1985
Victims: 30 - 38
Country: Columbia
Years Active: 1963 - 1970s
146. Monster of Udine
Country: Italy
Years Active: 1971 - 1989
147. Morgan County 3
Victims: 3
Country: USA
Years Active: 1967 - 1970
148. Mulatto Axe Murders
Victims: 49+
Country: USA
Years Active: 1911 - 1912
149. Münsterland Murders
Victims: 4
Country: Germany
Years Active: 1971 - 1974
Victims: 3
Country: France
Years Active: 1995 - 1998
Victims: 9 - 11
Country: USA
Years Active: 1988 - 1989
Victims: 5
Country: USA
Years Active: 1982
153. Nome Serial Killer
Victims: 0 - 24
Country: USA
Years Active: 1960 - 2004
Victims: 3
Country: USA
Years Active: 1991 - 1992
Victims: 4 - 9
Country: Japan
Years Active: 1979 - 1996
Victims: 4 - 6
Country: USA
Years Active: 1976 - 1977
Victims: 2
Country: USA
Years Active: 1990 - 1991
Country: USA
Years Active: 2000 - 2005
Victims: 8
Country: USA
Years Active: 1979 - 1982
Victims: 3
Country: USA
Years Active: 1976 - 1986
Victims: 4
Country: Canada
Years Active: 1990 - 2013
162. Ouagadougou Axeman
Victims: 10
Country: Burkina Faso
Years Active: 2008 - 2011
163. Package Killer
Victims: 3 - 5
Country: USA
Years Active: 1990
Victims: 10
Country: Surinam
Years Active: 2006 - 2014
165. Pavagada Werewolf
Victims: 11
Country: India
Years Active: 1983 - 1985
166. Penang Beheadings
Victims: 2
Country: Malaysia
Years Active: 2014
167. Pharmacy Maniac
Country: Russia
Years Active: 2011
168. Pittsburgh Butcher
Victims: 2
Country: USA
Years Active: 1988 - 1992
Victims: 12
Country: USA
Years Active: 1980s - 1999
Country: USA
Years Active: 1998 - 1999
Victims: 2
Country: USA
Years Active: 1986 - 1987
Victims: 3
Country: Germany
Years Active: 1960 - 1967
173. Quebec Child Murders
Victims: 4
Country: Canada
Years Active: 1981 - 2007
174. Queens Gay Murders
Victims: 3
Country: USA
Years Active: 1985 - 1986
175. Rainbow Maniac
Victims: 13
Country: Brazil
Years Active: 2007 - 2008
Victims: 6
Country: USA
Years Active: 1996
Victims: 11
Country: USA
Years Active: 1999 - 2000
178. Ravine Killer
Victims: 10
Country: Spain
Years Active: 1988 - 1996
Victims: 4
Country: USA
Years Active: 1974
180. Redhead Murders
Victims: 6 - 11
Country: USA
Years Active: 1978 - 1992
Victims: 3
Country: USA
Years Active: 1981 -1982
182. Riverman
Victims: 13
Country: South Africa
Years Active: 1999 - 2001
183. Robert Hicks Murray
Victims: 4 - 11
Country: England
Years Active: ? - 1912
184. Rome Gay Killer
Victims: 3 - 19
Country: Rome
Years Active: 1990 - 1997
185. Route 8 Killer
Victims: 6
Country: USA
Years Active: 1986 - 2004
186. Route 29 Stalker
Country: USA
Years Active: 1996 - 2014
Victims: 5
Country: U.S Virgin islands
Years Active: 1984 - 1988
Victims: 7
Country: Guatemala
Years Active: 2001 - 2008
Country: Thailand
Years Active: 2010 - 2014
Victims: 3
Country: USA
Years Active: 1984 - 1985
191. San Diego Slayings
Victims: 12 - 48+
Country: USA
Years Active: 1985 - 1990
192. San Isidro Cannibal
Victims: 3 - 5
Country: Argentina
Years Active: 1972
Victims: 1 - 10
Country: Nicaragua
Years Active: 2001 - 2002
Victims: 7 - 19+
Country: USA
Years Active: 1972 - 1973
Victims: ?
Country: Dominican Republic
Years Active: 1790s
Victims: 6
Country: Germany
Years Active: 1975 - 1977
Victims: 8
Country: USA
Years Active: 1884 - 1885
198. Shaw Creek Killer
Victims: 4
Country: USA
Years Active: 1987 - 1993
Victims: 2
Country: South Korea
Years Active: 2005 - 2006
200. Skid Row Stabber
Victims: 11
Country: USA
Years Active: 1978 - 1979
201. Sleepy Hollow Killer
Victims: 13 - 16
Country: South Korea
Years Active: 1990s - 2007
202. Smiley Face Killer
Victims: 0 - 45+
Country: USA
Years Active: 1990s - 2010s
Victims: 3
Country: Israel
Years Active: 1962 - 1963
204. Stoneman
Victims: 13 - 26
Country: India
Years Active: 1985 - 1989
205. Storyville Slayer
Country: USA
Years Active: 1991 - 1996
206. Suitland Murders
Victims: 5 - 9
Country: USA
Years Active: 1986 - 1987
207. Swamp Murders
Victims: 9
Country: USA
Years Active: 1925 - 1940
Victims: 12+
Country: Switzerland
Years Active: 1981 - 1986
Country: USA
Years Active: 1946
210. Texas Killing Fields
Victims: 30+
Country: USA
Years Active: 1971 - 2006
211. Thames Torso Killer
Victims: 4
Country: England
Years Active: 1887 - 1889
Victims: 10
Country: Japan
Years Active: 1968 - 1974
213. Toledo Clubber
Country: USA
Years Active: 1925 - 1926
Victims: 14
Country: Canada
Years Active: 1975 - 1978
Victims: 23 - 43
Country: Canada
Years Active: 1980 - 1981
216. Tube Sock Killer
Victims: 4 - 6
Country: USA
Years Active: 1985
Victims: 6
Country: Australia
Years Active: 1980 - 1981
218. Tyumen Maniac
Country: Russia
Years Active: 1997 - 2009
Victims: 12
Country: Japan
Years Active: 1985
Victims: 2
Country: USA
Years Active: 1981
221. Washington Strangler
Victims: 6
Country: USA
Years Active: 1976 - 1977
222. Waverly Stranglings
Victims: 3
Country: USA
Years Active: 1971 - 1976
223. Werewolf of Chalons
Victims: ?
Country: France
Years Active: ? - 1598
224. West Mesa Murders
Victims: 11
Country: USA
Years Active: 2001 - 2005
225. Wichí Serial Killer
Victims: 17
Country: Argentina
Years Active: 2000s - 2010s
Victims: 13 - 22+
Country: USA
Years Active: 1980 - 1992
Years Active: 1980 - 1992
227. Zephyrillis Murders
Victims: 8
Country: USA
Years Active: 1973 - 1977
228. Zodiac Killer
Victims: 5
Country: USA
Years Active: 1968 - 1969
229. 3X Murders
Victims: 2
Country: USA
Years Active: 1930
230. 4th Road Killer
Victims: 4
Country: Hungary
Years Active: 2007 - 2010
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