May 15, 2024 · In some cases, the true toll of their violent outbursts remains unknown. Here are 15 of the most infamous serial killers who left their bloody mark on history.

One of the world’s most prolific serial killers might still be out there. Pedro Lopez is linked to more than 300 murders in his native Colombia and in Ecuador and Peru.

This list shows all known serial killers from the 20th century to present day by number of victims, then possible victims, then date. For those from previous centuries, see List of serial killers before 1900.

Nov 21, 2025 · There’s no shortage of serial killers who have shot to infamy over the course of U.S. history. We’re taking a look back at the crimes of Ted Bundy, Ed Gein, John Wayne Gacy, Jeffrey …

Nov 7, 2025 · Here are the cold, hard facts about 10 of history’s most infamous serial killers. 1. In 1888, London’s Whitechapel district was gripped by reports of a vicious serial killer stalking the city...

Jun 11, 2025 · Because of their acts and media exposure, some of them reach the status of a celebrity. Serial killers like Jack the Ripper and Ted Bundy are known all over the world.

May 9, 2025 · The concept of the serial killer isn't new, even though the term itself is. Discover 21 of the most notorious serial killers from history.

Dec 26, 2024 · Jack the Ripper is among a roster of notorious historic serial killers who terrorized victims around the globe. These are the most infamous.

Oct 4, 2021 · Discover the list of the most infamous and prolific serial killers of all time and learn the full stories behind the grisly crimes they committed in the gallery above.

List of the most famous and important serial killers in history hand-picked by our team of expert editors and ranked by their popularity on On This Day.