Semi-pro or semi-professional may refer to:
- Semi-professional sports
- Semi-Pro, a 2008 sports comedy starring Will Ferrell, Woody Harrelson, and Andre Benjamin
- "Semi-pro" equipment, such as cameras, marketed mainly to high-end enthusiasts and budget-minded professionals—see also prosumer, in the sense of "professional consumer"
- A first-season episode of Law & Order: Criminal Intent