John Tui is a New Zealand actor of Tongan descent. He is known for his roles as Anubis "Doggie" Cruger, the SPD Shadow Ranger, in Power Rangers S.P.D. and as Daggeron, the Solaris Knight, in Power Rangers Mystic Force. He is the only Power Rangers actor to portray two Rangers in the television series.
Tui was born in Auckland, New Zealand. He grew up in Manurewa, New Zealand. In 2002, Tui married Liyah. He has four children, including twin sons.