Claim: Vito Corleone is a father.
Evidence: He has two other sons , Santino -LRB- Sonny -RRB- and Frederico -LRB- Fredo -RRB- and one daughter Constanzia -LRB- Connie -RRB-.
He is the second son of the mafia don Vito Corleone -LRB- Marlon Brando and Robert De Niro -RRB-.
In the novel and film , he is the oldest son of the mafia don Vito Corleone and Carmela Corleone.