De Gaillidhe
de GAILLIDHE—XI—de Gallweia, de Galloway, Galloway, Gallway, Galway, etc.; Norman 'de Gallweia,' i.e., of Galloway in the S.W. of Scotland; the name of an Anglo-Norman family who settled in Ireland in the early part of the 13th century. The Galways were wealthy merchant families in Limerick, Cork, Kinsale and Youghal.
Alphabetical Index to Irish Surnames