What does your Irish family name mean? Here are top 100 clans!

Coats of arms representing Irish clans

These are the Top 100 Irish surnames as compiled by the website http://www.ireland-information.com, based on census records. Enjoy, and hope you find your family!

1. Murphy            ó Murchadhasea       battler

2. Kelly               ó Ceallaigh                  bright-headed

3. O'Sullivan      ó Súilleabháin            dark-eyed

4. Walsh            Breathnach                  Welshman

5. Smith             Mac Gabhann              son of the smith

6. O'Brien          ó Briain                          high, noble


7. Byrne             ó Broin                           a raven


8. Ryan             ó Maoilriain                    king


9. O'Connor     ó Conchobhair             patron of warriors


10. O'Neill        ó Néill                             from Niall of the Nine Hostages


11. O'Reilly        ó Raghallaigh              


12. Doyle              ó Dubhghaill              dark foreigner


13. McCarthy       Mac Carthaigh            loving person


14. Gallagher      ó Gallchobhair           lover of foreigners


15. O'Doherty     ó Dochartaigh             hurtful


16. Kennedy     ó Cinnéide   

17. Lynch      ó Loinsigh          seafarer, exile


18. Murray     ó Muireadhaigh     lord, master


19. Quinn      ó Cuinn          wisdom, chief


20. Moore      ó Mordha          majestic



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