Matthew Stephen "Matt" Leinart (born May 11, 1983) is a former American football quarterback. He played college football at the University of Southern California (USC) from 2001 to 2005. He was the starting quarterback for the USC Trojans in 2003, 2004, and 2005. As junior in 2004, he won the Heisman Trophy. Leinart played professionally in the National Football League (NFL) for the Arizona Cardinals (2006–2009), Houston Texans (2010–2011), Oakland Raiders (2012), and Buffalo Bills (2013).