Cuthbert m
English: from an Old English personal name composed (somewhat tautologously) of the elements cūð known + beorht bright, famous. It was borne by two pre-Conquest English saints: a 7th-century bishop of Lindisfarne and an 8th-century archbishop of Canterbury who corresponded with St Boniface.
Cognates: Scottish Gaelic: Cuithbeart, Cuithbrig.
Pet form: Scottish (Lowland): Cuddy.
First names dictionary. 2012.