Colbert \c(o)-lbe-rt, col-bert\ as a boy's name is of Old French and Old German origin, and the meaning of Colbert is "renowned, bright, famous". Introduced to Britain by the Normans.
Colbert has 4 variant forms: Cole, Colt, Colvert and Culbert.
For more information, see also the related name Colby.
Baby names that sound like Colbert are Calbert, Colburn and Gilbert.