Wikipedia
Thuram is the son of the former French international footballer Lilian Thuram, and the older brother of Juventus and France midfielder Khéphren Thuram. He was born in the Italian city of Parma while his father played for the club, and was named after Jamaican activist Marcus Garvey. Despite his father playing for Juventus and Barcelona, as a child, he supported AC Milan and Real Madrid. Thuram is of Guadeloupean descent through his father.
https://en.wikipedia.org/wiki/Marcus_Thuram