Cahir (surname)
| Language | English, from Irish |
|---|---|
| Origin | |
| Derivation | Ó Cathaoir |
| Region of origin | County Clare, Ireland |
Cahir is a surname of Irish origin. The original Irish language surname from which it derives is Ó Cathaoir.
Notable people with the surname include:
- Bill Cahir (1968–2009), American journalist and marine
- Gerard Cahir (born 1959), Australian rules footballer
- Jerry Cahir (born 2000), Irish rugby player