1. Jeffrey Dahmer: Taking our number one spot from our bleeding dead corpses is Jeffery Dahmer, he was notorious for killing, dismembering, and raping men and boys. (Not in that particular order, but the raping usually came post mortem) He killed a total of 17 people over the course of 13 years before ultimately being caught and beaten to death in prison by his cellmate.
Gilles de Rais: He was a military ally of Joan of Arc. He is an incredibly important figure in French history. After retiring from military service he was tried and put to death for torturing, raping and killing hundreds of children. There is some question of his guilt.
Mary Bell: She is the youngest convicted killer and helped criminal investigators redefine their understanding of killer's minds. She is only known to have taken part in two murders.
Ed Gien: Gien was a brutal killer who suffered deep emotional scars from his mother. He has helped to inspire many fictional characters, including Buffalo Bill, Leatherface and Norman Bates. He was only convicted of killing two women. He may also have been responsible for the death of his brother.
2. The Zodiac Killer: The Zodiac Killer's name comes from a series of letters intended to taunt investigators. They committed a number of murders beginning in 1978 and ending in 1991. Despite their large number of victims, this killer has somehow managed to avoid capture and is likely either dead or imprisoned for some other crime.
4. Magdalena Solis: She was part of an elaborate scheme involving Inca gods and goddesses. She had several victims sacrificed in her name but not before torturing them by means of mutilation and burning. She also drank the victim's blood and ate pieces of them, she is on this list because unlike most female killers she had a very obvious sexual motivation.
5. Jack the Ripper: Not much can be said about Jack that isn't already known he used his surgical prowess for acts of a horrible nature. He preyed on prostitutes in the White Chappel area of London and was most famous for taking organs from some of his victims. It should be mentioned that Jack the ripper was a title given to this killer by a fake letter written in order to create publicity around the case.
6. John Wayne Gacy: Gacy was a pedophile and serial killer. He asphyxiated all of his victims other than his first whom he stabbed to death. He did charitable work as Pogo the Clown.
7. Albert Fish: Albert Fish was a rapist and killer who had an obsession with the practice of cannibalism. He primarily targeted children, but also murdered multiple black and disabled people.
8 Edmund Kemper: Kemper began killing at the age of 15 by fatally shooting both his grandmother and grandfather. He later murdered multiple women as well as his mother and her young friend. On multiple occasions he engaged in sexual acts with his victims post mortem. Perhaps most notably, he did so with his mother prior to using her head as a dart board.
year old, Adam Walsh. He also killed multiple others using both a gun and arson as a means of murder.
10. Richard Ramirez, "The Night Stalker": Richard Ramirez was a well known serial killer, rapist, and burglar. He broke into people's houses and shot them. Because of this he earned the nickname "Night Stalker". He committed his crimes in the greater Los Angeles area.
The list was compiled by Rafael Coplin and Matthew J. Gleason.