Charles, Charlie, Charlene , carina
Claira, Christine/a, Carl, Cassidy, Casey, Candy, Cindy, Charles/ie, Cori
Camryn
Carly
Caiden
Cali
Caleb
Carrie, Carmen, Christian, Christopher, Carson
Cara for a girl
Callum for a boy
Claire, Carter, collin or Collins for a girl, Caleb