Vito Corleone has a son.
Vito Corleone . Upon his death , Michael , his youngest son , succeeds him as the mafia don of the Corleone crime family . He has two other sons , Santino ( Sonny ) and Frederico ( Fredo ) and one daughter Constanzia ( Connie ) . He is also known as a traditionalist who demands respect commensurate with his status ; even his closest friends refer to him as `` Godfather '' or `` Don Corleone '' rather than `` Vito '' .