Brandon Allen, who will start Sunday’s 49ers game at Green Bay in place of the injured Brock Purdy, will become the seventh different quarterback to start for coach Kyle Shanahan since he took over as head coach of the 49ers in 2017. The 49ers (5-5) visit the Green Bay Packers (7-3) Sunday at Lambeau Field.

The San Francisco 49ers have been dealing with injury issues all season, but Week 12's game against the Green Bay Packers f

Brandon Allen was a three-year starter at Arkansas and led the Razorbacks to bowl victories in his redshirt junior and senior seasons. Former Wisconsin Badgers head coach Bret Bielema coached Allen in the quarterback's final three years at Arkansas.

Allen became a 49er on May 8, 2023, signing as a free agent. The 49ers, who up to that point seldom kept a third quarterback on the 53-man roster, kept Allen as a No. 3 all season behind Purdy and Sam Darnold after the previous year’s injuries to Trey Lance, Jimmy Garoppolo, and finally Purdy in the NFC Championship Game. Allen did not take a snap.