A barber/surgeon, who at the time of the murders lived in the cellar of the White Hart pub. He was later found guilty of poisoning his three wives for which he was hanged in Wandsworth Prison.
Born as Seweryn Kłosowski in Congress Poland. was a serial killer known as the Borough Poisoner. Moved to England as an adult, and here committed his crimes. Convicted and executed after poisoning three women, but is remembered today mostly because some contemporary police officers suspected him of being Jack the Ripper.