The Stanford Cardinal faced the USC Trojans for the second time in the 2015 season, having won by a score of 41–31 at
Los Angeles Memorial Coliseum earlier in the year.
Stanford Stanford returned to the Pac-12 Championship for the third time since its inception. Stanford was led by fifth-year head coach
David Shaw, QB
Kevin Hogan, and RB
Christian McCaffrey. McCaffrey averaged 255 all-purpose yards heading into the game.
USC USC competed in the championship game for the first time since the
conference expanded to 12 teams. USC and Utah tied for first place in the South Division, but USC won the tiebreaker by beating the Utes in the head-to-head matchup that season. Leading the team were senior QB
Cody Kessler, freshman TB
Ronald Jones II, sophomore WR
JuJu Smith-Schuster, sophomore CB-WR-RET
Adoree’ Jackson. ==Game summary==