Mortimer - Anglicised Surnames in Ireland

Padraig Mac Giolla-Domhnaigh
1923

Mortimer—In North Connacht, particularly, the Irish sept name Mortagh and Murtagh (O'Muircheartaigh) has been changed to the Norman name of Mortimer.

Alphabetical Index of Anglicised Surnames in Ireland

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