World of HYDE
Discovering our Ancestors and their descendants to all parts of the world. Last updated 15th March 2026.
Family: Connor O'Brien, 3rd Earl Of Thomond / Una, Countess Of Thomond (F44291)
m. Abt 1551
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 | Donnchadh Ramhar O'Brien (1507-1553)
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 | Lady Helen Butler (1501-1597)
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| Penelope Finola OBrien (1525-1553)  |
| Tadhg O'Brien (1523-1567) |
| Mary O'Brien (1532- ) |
| Margaret Ingen Donough O'Brien (1533-1568) |
| Teig O'Brien (1540-1567) |
| Turlogh O'Brien (1550-1623) |
| Toirdhealbhach O'Brien (1553-1581) |
| Connor O'Brien, 3rd Earl Of Thomond (1534-1581)
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| Una, Countess Of Thomond (1533-1589) |
| Lady Margaret O'Brien (1555-1636) |
| Donogh O'Brien, 4th Earl Of Thomond (1560-1624) |
| Lady Mary O'Brien (1569-1639) |
| Honora O'Brien (1575-1600) |
| Daniel O'Brien (1577-1664) |
| Teige O'Brien (1580-1599) |