Cabell
Cachi
Cad
Caddaric
Cadfael
Cadwaladar
Cadwalader
Cadwaladr
Cadwallader
Cadwalladr
Caecilianus
Caecilius
Caesar
Cage
Cahil
Cai
Cailean
Caiside
Caius
Caiv
Cal
Cal
Caldwell
Cale
Caleb
Calen
Calhoun
Calin
Callean
Callum
Calum
Calv
Calvin
Calvino
Cam
Camaron
Camden
Camdon
Cameron
Camey
Camille
Camillo
Camillus
Camilo
Camlo
Cammy
Campbell
Campbell
Campie
Campy
Camron
Canaan
Canberra
Cannon
Caractacos
Caractacus
Caradawg
Caradoc
Caradog
Caradog
Care
Carel
Caren
Carew
Carey
Carghage
Carin
Cario
Carl
Carldrick
Carleton
Carlie
Carlin
Carling
Carlino
Carlisle
Carlo
Carlo
Carlos
Carlose
Carlson
Carlton
Carlus
Carly
Carlyle
Carmine
Carney
Carny
Carol
Carolle
Carolo
Carolos
Carolus
Carr
Carrol
Carroll
Carson
Cart
Carter
Carthac
Carthach
Carvel
Carvell
Carver
Cary
Cary
Caryl
Carys
Casar
Case
Casey
Cash
Cashi
Casimer
Casimir
Casimiro
Casius
Caskey
Caspar
Casper
Cass
Cass
Cassady
Cassidy
Cassie
Cassiel
Cassius
Cassy
Caster
Castor
Cater
Cathal
Cathaoir
Cavanough
Cayd
Ceadda
Cece
Cecha
Cecil
Cecile
Cecilio
Cecilius
Ced
Cedric
Cedrych
Celio
Cemal
Cepheus
Cerdic
Ceredic
Ces
Cesar
Cesare
Cesareo
Cesario
Cesaro
Cezar
Cezary
Cezek
Chad
Chadd
Chaddie
Chaddy
Chadoe
Chadwick
Chaim
Chaimek
Chalmers
Chan
Chance
Chancellor
Chancey
Chand
Chandler
Chandran
Chane
Chaney
Chang
Chann
Channe
Channing
Channon
Chanticleer
Chanton
Chanunce
Chapman
Char
Charis
Charlen
Charles
Charleston
Charlet
Charleton
Charley
Charlie
Charlot
Charlton
Charly
Charlys
Chas
Chase
Chasen
Chaunce
Chauncey
Chaune
Chay
Chayim
Chaylor
Chayyim
Chayym
Chaz
Chen
Cheney
Ches
Ches
Cheslav
Chesleigh
Chesley
Chester
Chester
Cheston
Chet
Chev
Chevalier
Chevi
Cheviot
Chevy
Chic
Chick
Chicky
Chico
Chilla
Chip
Chippy
Cholly
Chrissie
Chrissy
Christen
Christiaan
Christian
Christiano
Christianos
Christie
Christien
Christof
Christofer
Christoffer
Christoforo
Christoforus
Christoph
Christophe
Christopher
Christopherus
Christophorus
Christoval
Christy
Chrystal
Chrystian
Chuck
Ciaran
Ciaren
Cicero
Cid
Ciillo
Ciril
Cirill
Cirilo
Ciro
Cirq
Cis
Cisco
Claiborn
Claiborne
Clair
Clance
Clancey
Clancy
Clare
Clarence
Clark
Clarke
Claudian
Claudianus
Claudio
Claudius
Claus
Claxton
Clay
Clayborn
Clayborne
Claybourne
Clayland
Clayson
Clayten
Claytin
Clayton
Cle
Clea
Cleavant
Cleavland
Cleavon
Clem
Cleme
Clemen
Clemens
Clement
Clemente
Clementius
Clemento
Clemenza
Clemmie
Clemmns
Clemmy
Clemon
Cleon
Clerc
Clerk
Clete
Cletis
Cletus
Cleve
Cleveland
Clevey
Clevie
Cliff
Cliff
Cliffe
Clifford
Clift
Clifton
Clim
Clint
Clintin
Clinton
Clive
Cly
Clyde
Clydel
Clyfford
Clyve
Clywd
Codi
Codie
Cody
Coilin
Colan
Colby
Cole
Coleman
Colier
Colin
Colino
Colis
Collayer
Colley
Collie
Collier
Collin
Collis
Collyer
Collyer
Colm
Colman
Colmicille
Colon
Colorado
Colton
Colum
Colum
Columba
Columba
Columbus
Colver
Colville
Colvin
Colyer
Colyn
Coman
Comghhall
Con
Conal
Conan
Conant
Conchobar
Concordius
Condrad
Congal
Conn
Connall
Connell
Conner
Connery
Conney
Connie
Connon
Connor
Connors
Conny
Conor
Conrad
Conrade
Conrado
Conrao
Conroy
Considine
Consta
Constans
Constant
Constantin
Constantine
Constantinius
Constantino
Contardo
Conway
Conwell
Coop
Cooper
Corban
Corben
Corbet
Corbett
Corbie
Corbin
Corby
Cord
Cord
Cordas
Cordel
Cordell
Cordelle
Cordie
Cordova
Cordy
Corey
Cori
Corigan
Corin
Corliss
Cormac
Cormack
Cormick
Cornall
Cornall
Cornel
Cornelius
Cornell
Cornell
Corney
Cornie
Corny
Correy
Corrie
Corrigan
Corry
Cort
Cort
Cortie
Corty
Cory
Cos
Cosby
Cosimo
Cosmas
Cosme
Cosmo
Cosmos
Costa
Costain
Costane
Costin
Court
Courtenay
Courtland
Courtlandt
Courtnay
Courtney
Covert
Cozmo
Craggie
Craggy
Craig
Crawford
Creigh
Creight
Creighton
Crepin
Crichton
Cris
Crispian
Crispianus
Crispin
Crispinian
Crispinianus
Crispino
Crispo
Crispus
Cristao
Cristi
Cristian
Cristianito
Cristiano
Cristino
Cristo
Cristobal
Cristoforo
Cristos
Crittenden
Critty
Critty
Crosbey
Crosbie
Crosby
Cross
Crytek
Cudbert
Cudbright
Cuddie
Cuddy
Cull
Cullan
Cullen
Culley
Cullie
Cullie
Cullin
Cully
Culva
Culver
Cumbert
Cupid
Curcio
Curley
Curlie
Curly
Curr
Curran
Currey
Currie
Curry
Curt
Curtell
Curtice
Curtis
Custance
Cuthbert
Cuthbird
Cy
Cyd
Cyle
Cyprian
Cyriack
Cyrie
Cyril
Cyrill
Cyrille
Cyrillo
Cyrillus
Cyrus
Czar