Cal Caleb Callum Calum Calvin Cam Cameron Camilo Carey Carl Carlo Carlos Carlton Carson Carter Cary Casey Cash Casper Cass Cecil Cedric Cesar Chad Chance Chandler Charles Charley Charlie Charly Chase Chaz Chen Chester Chet Chi Chico Chief Chip Choi Chris Christian Christoph Christophe Christopher Chuck Cian Ciaran CJ Clarence Clark Claude Claudio Clay Clayton Clement Cliff Clifford Clifton Clint Clinton Clive Clyde Coby Cody Colby Cole Coleman Colin Collin Colt Colton Connor Conor Conrad Cooper Corey Cornelius Cory Craig Cris Cristian Cullen Curt Curtis Cy Cyril Cyrus


Caitlin Camila Camilla Camille Candace Candice Candy Cara Carissa Carla Carly Carmen Carol Carole Carolina Caroline Carolyn Carrie Cassandra Cassidy Cassie Cat Catalina Caterina Catherine Cathy Cecile Cecilia Celia Chandra Chanel Chanelle Chantal Charlene Charlotte Chelsea Cherie Cheryl Chiara China Chloe Chrissy Christa Christie Christina Christine Christy Ciara Cindy Claire Clara Clare Claudette Claudia Cleo Coco Coleen Colleen Connie Constance Corinne Courtney Cristina Crystal Cynthia