Criminals similar to or like Albert Fish

American serial killer and sex offender known as the Killer Clown who assaulted and murdered at least 33 young men and boys. Gacy regularly performed at children's hospitals and charitable events as "Pogo the Clown" or "Patches the Clown", personas he had devised. Wikipedia

American serial killer, rapist, arsonist, robber and burglar. In prison confessions and his autobiography, he claimed to have committed 21 murders, most of which could not be corroborated, and over 1,000 acts of sodomy of boys and men. Wikipedia

American serial killer, kidnapper, and rapist. Known for the 1977-79 Hillside Strangler murders committed with his cousin Angelo Buono Jr., as well as for murdering two more women in Washington by himself. Wikipedia

American serial killer and rapist. Involved in one of the two simultaneously occurring serial killer cases which terrorized the Phoenix metro area, between August 2005 and June 2006. Wikipedia

American serial killer couple. They were convicted of one murder, are known to have committed two more, and were suspected of having killed up to 20 victims during a spree between 1947 and 1949. Wikipedia

Convicted American serial killer and sex offender who committed the murder and dismemberment of 17 men and boys from 1978 to 1991. Many of his later murders involved necrophilia, cannibalism, and the permanent preservation of body parts—typically all or part of the skeleton. Wikipedia