Family name Gabhann (Gabhann 
) , throughout the world, is a rare cognomen. The last name Gabhann is characteristic of Ireland, where it is quite a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States.
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| Gabhann | Ireland, United Kingdom, United States |
| micí mac gabhann Irish author, traditional storyteller, gold prospector (b. 1865) |
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| séamus mac gabhann Irish Gaelic footballer b. 1887, IE (b. 1887) |
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| feilim mac gabhann researcher |
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| joan ní gabhann researcher ORCID ID = 0000-0002-4247-3952 |
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| fiachra mac gabhann IE (b. 1971) |
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