De Brig
de BRIG—XI—de Brugge, Brigg, Briggs, Bridge; Middle English 'atte Brigge,' i.e., at the bridge, from residence thereby. Brugge and Brigge were Middle English forms of Bridge. 'Sibrecht of Brigg' occurs in the Dublin Roll of Names (A.D. 1216).
Alphabetical Index to Irish Surnames