Alonza Barnett III (born June 3, 2003)[1] is an American football quarterback for the James Madison Dukes.

Barnett attended Grimsley High School in Greensboro, North Carolina.

Coming out of high school, he was rated as a three-star recruit, where he committed to play college football for the James Madison Dukes over other schools such as Army, Charlotte, and Georgia State.

[4][5] In 2023, he completed just three of his eleven pass attempts for 15 yards and an interception, while also adding a touchdown on the ground.

[6] Heading into the 2024 season, Barnett was named the Dukes' starting quarterback.