Padraig Mac Giolla-Domhnaigh

Quaggin—This name is the Isle of Man form of M'Guigan. This name goes under various anglicised forms, namely, Weggin in the Isle of Man; M'Quiggan in Galloway, also M'Wiggin, and M'Guiggin in Ulster. The Gaelic form of the first forms given is Mac Uiginn, the form of the latter name is Mag Uiginn.

Alphabetical Index of Anglicised Surnames in Ireland

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