goku's last name is son but in japan last name is said first (example: Son Goku,Son Gohan)
Son. His full name is Son Goku.
Raditz doesnt have 1 Gokus family is called the son family but that's just goten gohan chichi and him.
Goku's second son is named Goten. He is Gohan's younger brother.
No he is gokus son
Both of Goku's sons are heroes; i.e. good. Therefore, Goku's evil son has no name, as neither of Goku's sons are evil.
He doesn't have one, but his full name is Son Goku.
bardock
his name is howzat
Goku's father's name is Bardock.
its Son Chichi. son is her last name
Gohan has a daughter, Pan and she had a son/daughter which was never shown, and her daughter/son had Goku Jr.