Ronald DeFeo, Jr Convicted of six counts of murder at Amityville, New York in 1974. He murdered his mother, father, 2 brothers and 2 sisters. One sister and his mother had appeared to have been awake at the time of their murders. DeFeo denies ever releasing information that his sister was the real murderer as well as 2 of his friends. The theory had been debunked and proven incorrect in court (the book The Night the Defoes Died is based on the "false" information).
Ronald Joseph "Butch" DeFeo, Jr. (born September 26, 1951) is an American mass murderer. He was tried and convicted for the 1974 killings of his father, mother, two brothers and two sisters. The case is notable for being the real life inspiration behind the book and film versions of The Amityville Horror.
Oct 14, 1975: Trial begins in Amityville murders Ronald DeFeo Jr. goes on trial for the killings of his parents and four siblings in their Amityville, New York, home on October 14, 1975. The family’s...
The Criminal Mind Blog: The Amityville DeFeo Family Murders. Ronald DeFeo Jr, age 23, is arrested on November 13th, 1974 http://marinascrimesolutionblog.blogspot.gr/2010/11/about-amityville-murders.html#