Dunne played collegiate hockey for the Clarkson Golden Knights in the NCAA.

[1] In the 2020–21 season, Dunne joined the Blue Jackets' AHL affiliate, making his professional debut with the Cleveland Monsters.

After 7 games with the Monsters, Dunne was recalled by Columbus and made his NHL debut in a 4–1 defeat against the Dallas Stars on April 15, 2021.

[2] After four seasons with the Blue Jackets, Dunne left the club as a free agent and was signed to a two-year, two-way contract with the Buffalo Sabres on July 1, 2024.

[3] This United States biographical article relating to ice hockey is a stub.