| Name | Meaning | Gender | Origin |
|---|
| Buinton | Born fifth
| Male | |
| Butch Cassidy And Sundance Kit | | Unisex | |
| Byte | | Unisex | Hebrew |
| Cadet | Student at a military school training to be an officer. | Unisex | |
| Caidence | | Unisex | Hebrew |
| Calida | Ardent
| Female | Spanish |
| Cameo | A carved gem portrait.
| Female | Word |
| Captain | One who commands or leads others. Officer in command of ship, aircraft, police or fire station. | Male | |
| Carbon | Soft, black material. Carbon copying paper. | Unisex | |
| Carmel | From the vinyard
| Female | Hebrew |
| Cary | honest one, shy | Male | Latin |
| Caspurr | | Unisex | Hebrew |
| Cassie | Abbreviation of Cassandra. Unheeded prophetess. In Homer's The Iliad Cassandra's prediction of the fall of Troy was unheeded.
| Female | English |
| Catzilla | | Unisex | Hebrew |
| Cecil | blind | Male | Latin |
| Champ | A champion. | Male | |
| Chaos | Kay-oss | Male | |
| Charcoal | A black carbon material produced from wood | Unisex | |
| Chase | hunter, To follow or go in pursuit | Male | |
| Chelsea | river landing place, port | Female | |
| Chester | fortress, walled town, | Male | Latin |
| Chigger | | Unisex | Hebrew |
| Cho Chang | | Unisex | |
| Chrome | | Unisex | Hebrew |
| Cinder | | Unisex | Hebrew |