Ronald DeFeo Jr.

Born 26 September 1951 in Brooklyn, New York, USA

Died 12 March 2021 (aged 69)

Ronald Joseph DeFeo Jr. was an American mass murderer who was tried and convicted for the 1974 killings of his father, mother, two brothers, and two sisters in Amityville, New York. Sentenced to six counts of 25 years to life, DeFeo died in prison on March 12, 2021.