Murtagh Caech O'Brien
1331 - (
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- 1 Murtagh Caech O'Brien [1] b. 1331
- Ellen Fitzgerald b. 1336 d. 1400
- 2 Turlogh O'Brien [1.1] b. Abt 1353 d. 1428
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- 3 Bibiana O'Brien, Lady [1.1.1] b. Abt 1370 d. 1395
- Gildas O'Reilly, Lord of East Breffny b. 1360 d. Yes, date unknown
- 4 Catharine O'Reilly, Lady [1.1.1.1] b. 1395 d. 1445
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- 4 Catharine O'Reilly, Lady [1.1.1.1]
- 3 Bibiana O'Brien, Lady [1.1.1]
- 2 Turlogh O'Brien [1.1]