CJ, Caddie, Cadence, Cai, Caitlin, Calista, Calla, Callie, Cambria, Camden, Camela, Cameron, Camille, Cammy, Campbell, Candace, Candy, Cannon, Canyon, Cara, Cari, Caris, Carissa, Carla, Carlee, Carmelina, Carmen, Carney, Carol, Carolina, Caroline, Carolyn, Carrie, Casey, Cassandra, Cassanndra, Cassidy, Cassie, Catalina, Catherine, Cathy, Cecelia, Ceecee, Celeste, Celia, Celine, Channel, Chantelle, Charisma, Charity, Charlene, Charleston, Charlie, Charlize, Charlotte, Charmaine, Chelsea, Cher, Cherry, Cheryl, Cherylynn, Chesney, Cheyenne, China, Chloe, Chris, Christian, Christiana, Christina, Christine, Christy, Cierra, Cindy, Claira, Claire, Clara, Clarissa, Claudia, Clementine, Coco, Colette, Colleen, Connie, Constance, Cora, Coral, Coralie, Cordelia, Corinne, Cort, Cory, Courtland, Courtlynn, Courtney, Cree, Crystal, Cynthia