Category
page 1Lists of serial killers
list of serial killers by country
Wikimedia list article
List of serial killers by number of victims
A serial killer is typically a person who murders three or more people, in two or more separate events over a period of time, for primarily psychological reasons. There are gaps of time between the killings, which may range from a few days to months, or many years.
List of serial killers in the United States
A serial killer is typically a person who kills three or more people, with the murders taking place over more than a month and including a significant period of time between them. The Federal Bureau of Investigation (FBI) defines serial murder as "a series of two or more murders, committed as separate events, usually, but not always, by one offender acting alone".