Billy Donlon

William Joseph Donlon (born February 10, 1977) is an American college basketball coach who is the head coach for Eastern Michigan University. He has previously served as head coach at Wright State University and at the University of Missouri-Kansas City.

Playing career Donlon played four years of basketball at UNC Wilmington under Jerry Wainwright, scoring 901 career points and handing out 457 assists. After graduation, Donlon played professionally in France, Germany, and Ireland.

Coaching career Assistant coach (1999–2010) Donlon started his coaching career with American and St. Peters as an assistant coach before returning to his alma mater to be an assistant coach under Brad Brownell for four seasons at UNC Wilmington. He followed Brownell when he accepted the position at Wright State.

Wright State (2010–2016) Donlon was elevated to the position of head coach at Wright State following Brownell's departed for Clemson University. At the time of his hiring, Wright State athletic director Bob Grant praised Donlon's basketball knowledge and expertise.

On March 18, 2016, Wright State fired Donlon after 6 seasons as head coach.

Return to assistant coaching (2016–2019) On May 4, 2016, Donlon was named assistant head coach for the Michigan Wolverines men's basketball team.

On June 25, 2017, Donlon was hired as an assistant coach for the Northwestern Wildcats men's basketball team, replacing Pat Baldwin, who had taken the head coaching job at Milwaukee.

Kansas City (2019–2022) On March 26, 2019, Donlon was named the head coach of the University of Missouri-Kansas City. He replaced Kareem Richardson, and was the first Kansas City coach to take the position with previous head coaching experience since 2001. On April 21, 2022 Donlon resigned as head coach in order to "pursue other opportunities."

Third assistant coaching stint (2022–2026) On April 25, 2022 Donlon was announced as the associate head coach at Clemson University, reuniting with Brownell for the third time as an assistant coach.

Eastern Michigan (2026–present) On March 17, 2026, Donlon was hired as the 31st head coach at Eastern Michigan University following the firing of Stan Heath. He remained with Clemson throughout the 2026 NCAA tournament.

Head coaching record