Warren Takeuchi (* April 19, year unknown, in Toronto, Canada) is a Canadian actor who has appeared in numerous film and television productions.

He starred in Godzilla (2014), The 6th Day (2000), and Deep Rising (1998). In addition to his film roles, he has appeared in various series, including Da Vinci’s Inquest (1998–2005), Dark Angel (2000–2002), and Babylon 5: The Legend of the Rangers (2002).