Padraig Mac Giolla-Domhnaigh

Dawson—In the surrounding districts of Ballyshannon, on the borders of Fermanagh and Donegal, the name Durrian (O'Deóráin) has been anglicised Dawson. Dawson in Scotland is one of the anglicised forms of Davison, and Davy another. See Davison.

Alphabetical Index of Anglicised Surnames in Ireland

See also Woulfe’s Irish Names and Surnames
and O'Hart's Irish Pedigrees