Freshman season (2022) Graham enrolled at the
University of Michigan in
2022, and saw extensive playing time as a true freshman. Graham appeared in all 14 games, totaling 27 tackles and 2.5 sacks. His first career sack came in his first career game, versus Colorado State on September 3, 2022. After the season, he was named to the True Freshman All-America team by
Pro Football Focus.
Sophomore season (2023) In 2023, Graham was named as a second-team All-American by
The Sporting News, and a first-team All-Big Ten selection. He appeared in 13 games for the Wolverines, totaling 36 tackles, 7.5 tackles for loss, three sacks, a forced fumble and a fumble recovery. Graham was named the Defensive Player of the Game in the
2024 Rose Bowl, following a four-tackle performance in the victory against
Alabama. The following week, Michigan won the
2024 College Football Playoff National Championship in a 34–13 victory over the Washington Huskies.
Junior season (2024) Entering his junior season, Mason Graham was ranked as the best interior defensive lineman in college football by the media. He was widely considered to be an early first round pick in the
2025 NFL draft. In week four against the
USC Trojans, Graham recorded six tackles and his first sack of the season. In week five against
Minnesota, he followed up his performance with four tackles and a career high two sacks. In week six versus
Washington, Graham blocked a field goal, had two tackles and his third straight game with a sack. Graham finished the season with 45 tackles, 7 tackles for a loss and 3.5 sacks. In November 2024, Graham was named as a finalist for the
Bronko Nagurski Trophy, given to the best defensive player in college football, and the
Outland Trophy, given to the best interior lineman (offensive or defensive). He was the fifth player in Michigan football history to be a finalist for the Nagurski and the sixth for the Outland. Graham also received
unanimous All-American honors, named to the first-team by each of the five officially recognized
NCAA selectors. He was the 29th unanimous selection all-time for Michigan Wolverines, and the 27th individual player. On December 10, Graham declared for the 2025 NFL draft, forgoing the
ReliaQuest Bowl and his senior year. Graham finished his three year career at the University of Michigan with a 35-6 team record, two Big Ten championships, All-American honors twice, a
Rose Bowl MVP, was a national champion, and finished 3-0 against both rivals,
Michigan State and
Ohio State. He appeared in 39 games, starting 27 times and recording 108 career tackles, 18 tackles for a loss and nine sacks. ==Professional career==