In all the world, Caitríona (Caitríona 
) is a rare feminine forename. The first name Caitríona is characteristic of Northern Europe, particularly Ireland, where it is quite a rare female name.
| VARIANT | COUNTRY |
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| Caitríona | Ireland, United States, United Kingdom, Germany |
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caitríona ruane Irish politician and tennis player (born 1962), IE (b. 1962) |
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| caitríona ní chléirchín Irish author, IE (b. 1978) |
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| caitríona lally professor of Bioengineering |
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| caitríona goggin researcher (ORCID 0000-0002-8347-9840) |
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| caitríona ní mhurchú Irish actress, IE |
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| caitríona perry Irish journalist and presenter with Raidió Teilifís Éireann (RTÉ), IE (b. 1980) |
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| caitríona mcevoy researcher |
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| caitríona leahy |
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| caitríona ó dochartaigh IE |
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Fox, Meagher, Mcgrath, Scanlan, Collins, Coleman, Buckley, Diamond, Travers, Osborne, O'Brien, O'Neill, O'Grady, Wallace, Mccarthy, Mcguigan, Sheridan, Callanan, Connolly, Costello, Donnelly, Hartnett, O'Shea, Devane, Phelan, Bolger, Sisk, Ryan, Daly, Lacy, Egan, Moran, Smith, Casey, Conry, Brien, O'Donohoe, Burke, Dwyer, Lynch, Nolan, Flynn, Foley, Mordan, Murphy, Mckeon, Mhurchú, Charra, Byrne, and Fitzpatrick