- Crim
- Crippen
- Crisci
- Crisco
- Crissey
- Cristman
- Criswell
- Crittenden
- Crocker
- Crockett
- Crocoll
- Croes
- Croff
- Crofftey
- Crofut
- Kezia (Abt 1727-Bef 1772)
- Croker
- Cromwell
- Cronin
- Cronkhite
- Crooker
- Crooks
- Crosby
- Cross
- Crosse
- Crossett
- Crossland
- Crossman
- Crosswell
- Crouse
- Crow
- Crowder
- Crowell
- Crowley
- Crozier
- Crudo
- Crum
- Crumb
- Crump
- Crusen
- Crussett
- Cruttenden
- Cryder
- Cubitt
- Cudahy
- Cuddie
- Culbertson
- Cullen
- Culton
- Culver
- Culverwell
- Cumming
- Cummings
- Cummins
- Cunningham