Harrison Wallace III is an American football wide receiver for the Ole Miss Rebels.

He committed to Penn State University to play college football.

[1][2] As a true freshman at Penn State in 2021, Wallace III appeared in three games and redshirted.

As a redshirt freshman in 2022, he played in 13 games and 19 receptions for 273 yards and one touchdown and as a redshirt sophomore in 2023 started six of eight games and had 19 receptions for 228 yards and a touchdown.

[3][4] He returned to Penn State as a starter his redshirt junior year in 2024.