Lang, Laing

Padraig Mac Giolla-Domhnaigh

Lang, Laing—These two names in Kintyre and the Province of Galloway are the anglicised forms of a sept of the McDonalds in Kintyre called O'Loynachan, changing the name in the 18th century.

Alphabetical Index of Anglicised Surnames in Ireland

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