Uilliam Ó Cormacáina, Archbishop of Tuam 5 May 1386 – 1393.
Ó Cormacáin was a member of an ecclesiastical family based in Síol Anmchadha, in what is now south-east County Galway. Muirchertach Ua Carmacáin (died 1203) served as Bishop of Clonfert, as did Uilliam after becoming Archbishop.
See also Henry Ó Cormacáin
References
The Surnames of Ireland, Edward MacLysaght, 1978.
External links http://www.ucc.ie/celt/published/T100005C/ https://archive.org/stream/fastiecclesiaehi04cottuoft#page/n17/mode/2up http://www.irishtimes.com/ancestor/surname/index.cfm?fuseaction=Go.&UserID=
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