Gilla na nInghen Ua Cobthaigh, King of Umaill, died 1004.
Ua Cobthaigh is apparently the only ruler of Umaill not to bear the surname Ó Máille
- Grace O'Malley, c.1530-c.1603, "Pirate Queen of Connacht."
- Óró Sé do Bheatha 'Bhaile
- The History of Mayo, pp. 388–89, T.H. Knox, 1908.
Gilla na nInghen Ua Cobthaigh, King of Umaill, died 1004.
Ua Cobthaigh is apparently the only ruler of Umaill not to bear the surname Ó Máille
- Grace O'Malley, c.1530-c.1603, "Pirate Queen of Connacht."
- Óró Sé do Bheatha 'Bhaile
- The History of Mayo, pp. 388–89, T.H. Knox, 1908.