1974 ? Ronnie tells the police that a man named Tony Mazzeo was most likely responsible for the murders.
1974 ? Ronnie confesses to killing all six members of his family.
1975 ? Ronnie tells a jailer named James DeVito that he was in the house with Bobby Kelske, Mindy Weiss, and another man and woman. In this version, Ronnie claims that the other four people were responsible for murdering the family.
1975 ? Ronnie tells a fellow inmate named John Kramer that he killed his entire family.
1975 ? Ronnie tells Phyllis Procita (his aunt) that he was awakened by gunshots, hid in a crawl space off his bedroom, and later found his family dead.
1975 ? Ronnie tells Phyllis Procita that a friend of his came to the house, got high, fell asleep, and that he was unable to wake this friend up. Ronnie claimed he asked Dawn to wake this friend up in the morning, and that he then left. Upon his return home, Ronnie found his family murdered.
1975 ? Ronnie tells Phyllis Procita that Tony Mazzeo committed the murders.
1975 ? Ronnie tells Phyllis Procita that Bobby Kelske killed the family.
1975 ? Ronnie tells Phyllis Procita that a Mr. DeGennaro killed the family.
1975 ? Ronnie tells Phyllis Procita that Dawn killed the family.
1975 ? Ronnie makes a judicial admission ? telling the court that he acted alone.
1979 ? Ronnie gives an audio interview to Hans Holzer in which he admits to acting alone.
1986 ? Ronnie tells Bob Keeler of Newsday that Dawn killed Mr. DeFeo, and that Mrs. DeFeo then killed Dawn?and then Allison, Marc, and John?before putting one shot into herself. Ronnie claimed that he only shot his mother once.
1992 ? At his 440 hearing, Ronnie claims that Dawn had killed everyone, and that he only shot Dawn.
1993 ? Ronnie gives an audio interview where he claims that he was in the basement with a fictional brother-in-law, and how he and his ?brother-in-law? raced upstairs after hearing the shots. In this version, after Ronnie kills Dawn, he and his ?brother-in-law? are passed in the hallway by an unknown person who ?zoomed down the stairs and out the front door?.
1999 ? Ronnie tells the parole board that unnamed ?other people? committed the murders, and that he only killed Dawn.
2002 ? Ronnie tells the New York Post that he and Dawn were responsible for the murders.
2005 ? Ronnie tells the parole board that he killed his parents, left the house, returned to find that Dawn had killed Allison, Marc, and John, and then admits to killing Dawn.