Trever O'Brien (gebore 19 Januarie 1984) is 'n Amerikaanse akteur en vervaardiger. Hy is bekend vir sy rolle in die rolprente Lawnmower Man 2: Beyond Cyberspace (1996), Dodgeball: A True Underdog Story (2004), Gridiron Gang (2006), en In Time (2011). 1996: Lawnmower Man 2: Beyond Cyberspace 1998: They Come at Night 2004: Dodgeball: A True Underdog Story 2006: Gridiron Gang 2011: In Time 2013: Lying for a Living 1996: Homecoming 2001: Motocrossed 1997: The Midas Touch Trever O'Brien in die Internet-rolprentdatabasis