| | Cacey
Cacia
Cadee
Cadence
Cadhla
Cadi
Cadie
Cady
Caffara
Caffaria
Cahira
Cailin
Cait
Caitie
Caitlan
Caitland
Caitlin
Caitlinn
Caitlyn
Caitlynn
Caitrin
Callahan
Callee
Calli
Callie
Caoimhe
Caraid
Carleen
Carlin
Carolan
Carroll
Casee
Casey
Casidhe
Cassidy
Cat
Catelyn
Catharine
Cathasach
Cathleen
Cathryn
Catlee
Catlin
Catline
Catlyn
Catriona
Cattee
Cavana
Caycee
Ceire
Chiara | | |
| | | Chrissa
Chrissie
Chrissy
Christa
Christi
Christian
Christie
Christy
Ciara
Ciatlllait
Cleonie
Clodagh
Codee
Codi
Cody
Colene
Colleen
Collena
Collene
Colmcilla
Comyna
Concepta
Conchobara
Conchobarra
Conchobarre
Congalie
Connal
Connelly
Coreen
Coreene
Coretta
Corey
Cori
Coriann
Corianne
Corie
Corisa
Correen
Correena
Corri
Corrianna
Corrianne
Corrie
Corry
Cory
Crissa
Crissie
Crissy
Cristie
Cristin
Cristy | | |
| | | Cace
Cacey
Cael
Cahir
Cain
Caiseal
Caith
Calbhach
Caley
Callough
Calvagh
Caly
Canice
Caolaidhe
Caolan
Carey
Carlin
Carney
Carraig
Carthach
Carthage
Cary
Case
Casey
Cashel
Cass
Cassian
Cassidy
Cavan
Ceallach
Cearnach
Channon
Cian
Cianan
Ciar | | |
| | | Ciarrai
Cillian
Cinneide
Cionaodh
Clancy
Cluny
Cochlain
Codell
Codie
Cody
Coilin
Coillcumhann
Coinneach
Colla
Collin
Colm
Coman
Comhghan
Comyn
Conaire
Conal
Conall
Conan
Conchobhar
Conlan
Conleth
Conley
Conn
Connacht
Connal
Connell
Conner
Connor
Conny
Conor | | |
|
