Linda Laura Hazzard (née Burfield; December 18, 1867 – June 24, 1938), nicknamed the "Starvation Doctor", was an American quack, swindler, and convicted serial killer noted for her promotion of fasting, pummeling and hours-long enemas as treatments. In 1911, Hazzard was found guilty of manslaughter in the state of Washington and was sentenced to 2 to 20 years of hard labor for killing at least 15 people for financial gain at a sanitarium she operated on the Kitsap Peninsula in the early 20th century.

Owen Vincent "Owney" Madden (December 18, 1891 – April 24, 1965) was an English-American gangster who was a leading underworld figure in New York during Prohibition. Nicknamed "The Killer", he garnered a brutal reputation within street gangs and organized crime.

Karol Kot (18 December 1946 – 16 May 1968) was a Polish murderer who terrorized the city of Kraków between 1964 and 1966. Due to trial evidence and to the seemingly random choices of victims, which included children and elderly people, Kot was nicknamed the Vampire of Kraków (Polish: Wampir z Krakowa).

Edmund Emil Kemper III (born December 18, 1948) is an American serial killer convicted of murdering seven women, including his own mother, and one girl between May 1972 and April 1973. Years earlier, at the age of 15, Kemper had murdered his paternal grandparents.

Joseph Vissarionovich Stalin (né Dzhugashvili; 18 December [O.S. 6 December] 1878 – 5 March 1953) was a Soviet revolutionary and politician who led the Soviet Union from 1924 until his death in 1953.