Horatio Hornblower can refer to:
- Horatio Hornblower: The series of novels and short stories written by C.S. Forester.
- Horatio Hornblower: The 1951 film starring Gregory Peck and Virginia Mayo. Adapted from The Happy Return, A Ship of the Line and Flying Colours.
- Horatio Hornblower: The A&E miniseries starring Ioan Gruffudd. Loosely adapted from Mr Midshipman Hornblower, Lieutenant Hornblower and (very loosely) Hornblower and the Hotspur.