He played college football for the North Carolina Tar Heels and was selected by Washington in the third round of the 2021 NFL draft.

[2] A four-star recruit, Brown was considered the best wide receiver prospect of his class in the state and committed to play college football for the Tar Heels at the University of North Carolina.

[20] Brown made his NFL debut in the opening game of the season, recording 1 reception for −2 yards in a loss to the Los Angeles Chargers.

In his first playoff appearance, Brown would have a strong performance with five receptions for 89 receiving yards and one touchdown in the Wild Card round win over the Tampa Bay Buccaneers.

[26] The following week, he recorded six receptions for 98 yards in a win over the Detroit Lions that advanced Washington to the NFC Championship Game.