He played college football for the LSU Tigers, leading the FBS in touchdown receptions in 2023.

[3] He committed to Louisiana State University (LSU) to play college football.

[4] As a freshman at LSU in 2021, Thomas Jr. played in 12 games and had nine starts, recording 28 receptions for 359 yards and two touchdowns.

[5] He led the FBS with 17 receiving touchdowns in 2023 and declared for the 2024 NFL draft following the season.

[9] He scored a receiving touchdown in his NFL debut, a 20–17 loss to the Miami Dolphins in Week 1.