Victor Rizzi was the son of Connie Corleone and Carlo Rizzi. He was at Anthony Corleone's first communion and seen with his brother Michael Rizzi coming in the door at Carmela Corleone's funeral. Victor was arrested in Reno for theft some time shortly before Anthony's first communion. He was known to be a moody and wild youth, who fully accepted the youth culture and music of the 1960s.
Behind the scenes
In the novel, Connie's and Carlo's first child was born about one year after their wedding which would be 1946. According to the film's extras their first child (Victor) was born in 1949. However, it could be that Victor was their second child and that their first child wasn't mentioned in the film.