Arrested in 1980 and convicted in 1983 of killing 3 young girls, but claimed to have killed hundreds.
Despite being believed to be one of the most prolific serial killers of the 20th century, he was released in 1998. Child and woman murderer, believed to have possibly raped and killed over 150 victims, primarily targeting female children as they were more likely to be virgins. He strangled young girls in Colombia and was arrested, but he escaped from prison and he started killing in Ecuador; rearrested in 1986, he was incarcerated in the same Ecuadorian prison as 300 serial killer Pedro López.
Known to have murdered a minimum of 33 teenage boys and young men between 19, 26 of whom he buried in the crawl space of his Chicago home.
Gacy was known as the "Killer Clown" due to the fact he often entertained children at social events dressed in a self devised clown costume. Gang leader known as al-Tourbini ("The Express Train").
Camargo was killed in jail by the nephew of one of his victims.
He has claimed to have killed over 100 victims, 47 of them inmates.
The fourth column in the table states the number of victims definitely assigned to that particular serial killer, and thus the table is in order of that figure.
The fifth column states the number of possible victims the killer could have murdered.
Known as the "Wemmer Pan Killer" and "Hammer Killer".In many cases, the exact number of victims assigned to a serial killer is not known, and even if that person is convicted of a few, there can be the possibility that he/she killed many more.The complex nature of serial killers, their crimes, discrepancies caused by geographic location and/or time, and the investigations related to these persons results in difficulties in organization and ranking.Child-murderer and rapist, known as "The Monster of the Andes".Targeted young girls, between the ages of 8 and 12.