Giolla Íosa Mág Samhradháin

His death is noted in the Irish Annals for 1231 and this is the first time there is a specific mention of a McGovern chief in the Annals, which implies that the clan first became of regional importance under the rule of Giolla Íosa.

The Annals of the Four Masters 1231 state-

Gilla-Isa Magauran, Lord of Tealach Eachdhach died.^[4]

The Annals of Loch Cé 1231 state-

Gilla-Isa Mac Shamhradhain, dux of Tellach-Echach, quievit. ^[5]

The Annals of Connacht 1231 state-

Gilla Isa Mac Samradain, chieftain of Tullyhaw, rested. ^[6]

His son was Giolla na Naomh Mág Samhradháin (the Second), who was chief of the clan from 1231 – c.1240.

Preceded by Giolla na Naomh Mág Samhradháin, the First	Chief of McGovern clan 1181–1231 AD	Succeeded by Giolla na Naomh Mág Samhradháin (the Second)