O'Mahony
O'Mahony households in mid-nineteenth century Ireland
Household numbers by county in Griffith's (1847-64), as on the map
Click on a county to see more detailSurname Dictionary
| Mahony | numerous: all areas, especially Munster. Ir. Ó Mathghamhna (Mathúna). From first name Mathghamhain, "bear-calf". A sept located in W Cork, now usually O'Mahony. IF. |
| Ó Mathghamhna | Ó Mahony: an-líonmhar i gCúige Mumhan - Corcaigh ach go h-áirithe. Clann chumasach a bhí suite i gCineál mBéice in iarthar Chorcaí. Tháinig an sloinne ón ngaiscíoch Mathghamhain a thuit i gCath Chluain Tarbh maraon le an-chuid d'fhir Deasmhumhan. Tugtar an bhrí: mathúin (litriú nua) = béar (Laidin ursus). Bhí an t-ainm coitianta i measc na mBrianach agus na gConchúrach. IF & SGG. |
| O Mathúna | rare: Cork etc. Ir.Lang. See O'Mahony. |
| O'Mahony | Very numerous: all areas, especially Cork and Munster generally. Ir. Ó Mathghamhna, modern Ó Mathúna. From first name Mathghamhain "bear-calf". A sept of W Cork. Their eponymous ancestor fell at the battle of Clontarf in 1014. IF. |
MAPS
- O'Mahony variants in 1659
- 1850s O'Mahony householders by civil parish
- 1864-1921 O'Mahony births UPDATED
- 1864-1922 O'Mahony deaths NEW
- 1845-1922 O'Mahony marriages
- 1901 O'Mahony heads of household
- 1911 O'Mahony heads of household
- O'Mahony Roman Catholic baptisms
- O'Mahony Roman Catholic marriages
The surname
Parishes where O'Mahony and a second surname are found together
Variants in Griffith's
& total households
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Non-Griffith's Variants
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