Neil Richard Flynn (born November 13, 1960) is an American actor and comedian. He is best known for his roles as the Janitor in the medical comedy-drama Scrubs (2001–2009) and Mike Heck in the ABC sitcom The Middle (2009–2018).

After performing with numerous comedy troupes in the Chicago area in the 1980s, Flynn made his film debut in Major League (1989). In the 1990s, Flynn played supporting roles in the films Rookie of the Year (1993), The Fugitive (1993), and Magnolia (1999). He starred in the comedy film The Owl (2006) and had supporting roles in the films Mean Girls (2004) and Indiana Jones and the Kingdom of the Crystal Skull (2008).

Other television roles include the lead voice role of XR in the ABC and UPN animated series Buzz Lightyear of Star Command (2000–2001) and a recurring role in the series Shrinking (2023–present).