Trincomalee (disambiguation)
- 1995 Trincomalee massacre
- 2006 Trincomalee massacre
- 2006 Trincomalee massacre of NGO workers
- Eastern Province, Sri Lanka
- HMS Trincomalee
- Trincomalee
- Trincomalee District
- Trincomalee Electoral District
- Trincomalee Electoral District (1947–1989)
- Trincomalee Harbour
- Trincomalee massacre (disambiguation)
- Trincomali Channel