Langan (surname)
Langan is a surname. Notable people with the surname include:
- Bill Langan, American yacht designer and naval architect
- Christopher Michael Langan, American known for high IQ
- Dave Langan, Irish footballer
- Gary Langan, English audio engineer and record producer
- Joy Langan, member of the Canadian House of Commons
- Peter Langan, Irish restaurateur
- Sarah Langan, American horror author
- Sean Langan, British journalist and documentary filmmaker
- Tom Langan, American television producer and writer
- Tommy Langan, Irish Gaelic footballer
