Gilla na Naemh Crom Ó Seachnasaigh (died 1224) was an Irish

Chief of the Name The Chief of the Name, or in older English usage Captain of his Nation, is the recognised head of a family or clan ( Irish and Scottish Gaelic: ''fine'') in Ireland and Scotland. Ireland There are instances where Norman lords of the time like ...

. Ó Seachnasaigh was lord of

Cenél Áeda na hEchtge Cenél Áeda na hEchtge (also Cenél Áeda, Kenloth, Kinalethes, Kenealea, Kinelea) was a trícha cét (later a cantred, (a branch of the Uí Fiachrach Aidhne) and which was the original formation of the southern part of the barony (Ireland), bar ...

, but is only recorded in the

Irish annals A number of Irish annals, of which the earliest was the Chronicle of Ireland, were compiled up to and shortly after the end of the 17th century. Annals were originally a means by which monks determined the yearly chronology of feast days. Over ti ...

towards the end of his era. * 1222: ''Gilla Mo Choinni Ó Cahill, Lord of Kinelea East and West, was slain by Shaughnessy, the son of Gilla na Naemh Crom Ó Seachnasaigh, after having been betrayed by his own people.'' * 1223: ''Seachnasaigh Ó Seachnasaigh, the son of Gilla na Naemh Ó Seachnasaigh, was slain by the Clann-Cuilen, a deed by which the Bachal mor of St. Colman, of Kilmacduagh was profaned.'' * 1224. ''Gilla na Naemh Crom Ó Seachnasaigh, Lord of the Western half of Kinelea of Echtge, died.'' Only three more Ó Seachnasaigh's would be named in the annals before the 16th century (1240, 1403, 1408), none of them chiefs. Thus the succession of the lordship is unclear till c. 1533.

References

* http://www.ucc.ie/celt/published/T100005C/ * John O'Donovan
The Genealogies, Tribes, and Customs of Hy-Fiachrach
Dublin: Irish Archaeological Society. 1844. Pedigree of O'Shaughnessy: pp. 372–91. * ''Galway: History and Society'', 1996 {{DEFAULTSORT:O Seachnasaigh, Gilla na Naemh Crom Medieval Gaels from Ireland Irish lords Nobility from County Galway Gilla 13th-century Irish people