1. United States — 3,204. When it comes to the sheer volume of serial killers, the United States leads by a vast margin.
Serial killers. Australians convicted of multiple murders: Catherine Birnie, rape and murder of four women in Perth in 1986. David Birnie (1951–2005) rape and murder of four women in Perth in 1986.
The most prolific modern serial killer is arguably doctor Harold Shipman, with 218 probable murders and possibly as many as 250 (see "Medical professionals", below). However, he was actually convicted of a sample of 15 murders.
This is a list of documented major crimes in Japan. Serial killer Sataro Fukiage raped and murdered six girls. He also raped and murdered a girl in 1906.
But both Hitler and Stalin were outdone by Mao Zedong. From 1958 to 1962, his Great Leap Forward policy led to the deaths of up to 45 million people—easily making it the biggest episode of mass murder ever recorded.
Eight-year-old Amarjeet Sada was all smiles when he was brought to the police station in 2007 in connection with the murder of an infant. Sada, known as the world's youngest serial killer, was held after three murders, two of which went unreported.
Today, though, those achievements can only be seen in the shadow of the secret life he led as the perpetrator of more than a hundred gruesome child murders, a rampage which made him arguably the first serial killer in recorded history. The early life of Gilles de Rais was marked by tragedy.
Aileen Wuornos, 46, was executed by lethal injection on Oct. 9, 2002, for the deaths of six men along Central Florida highways in 1989 and 1990. She was known as America's first female serial killer.
Báthory has been labelled by Guinness World Records as the most prolific female murderer, though the number of her victims is debated.
Before the BTK Killer, before Ted Bundy and the Boston Strangler and in the wake of London's Jack the Ripper, the man popularly known as “America's First Serial Killer,” H. H. Holmes, committed his most atrocious crimes.
For starters, there have been studies done to prove that serial killers were in fact made and not born, some of which were successful and provided detailed evidence. The first study stated, “Part of the reason may be childhood abuse, which can create killers by causing physical damage to the brain.
Numbers peaked in the 1970s when there were nearly 300 known active serial killers in the U.S. In the 1980s, there were more than 250 active killers who accounted for between 120 and 180 deaths per year. By the time the 2010s rolled around there were fewer than 50 known active killers.
Some traditional interpretations consider Cain to be the originator of evil, violence, or greed. According to Genesis, Cain was the first human born and the first murderer.
Try refreshing the page. H.H. Holmes, byname of Herman Mudgett, (born May 16, 1861?, Gilmanton, New Hampshire, U.S.—died May 7, 1896, Philadelphia, Pennsylvania), American swindler and confidence trickster who is widely considered the country's first known serial killer.
There has been around 60 notorious female serial killers in United States history.