He is the son of Dagobert “Dag” Tuterau Drollet and model Cheyenne Brando. Tuki is the grandson of actors Marlon Brando and Tarita Teriipia (born Tarita Teri’ipaia). Tuki’s half-uncles are actor Miko Brando, and his half-aunt is actress Rebecca Brando. His great-aunt, Jocelyn Brando, was also an actress.