| Name | Meaning | Gender | Origin |
|---|
| Babsy | | Female | Hebrew |
| Bess | Diminutive of Elizabeth.
| Female | English |
| Blackout | | Unisex | Hebrew |
| Bletchley | | Unisex | |
| Briana | She ascends. Feminine of Brian.
| Female | Feminine |
| Brigida | Spanish form of Bridget strong
| Female | |
| Brissa | From Briseis the woman Achilles loved in Homer's Iliad.
| Female | |
| Brunhilde | Dark or noble
| Female | |
| Bryssa | From Briseis the woman Achilles loved in Homer's Iliad.
| Female | |
| Byte | | Unisex | Hebrew |
| Cali | Most beautiful
| Female | English |
| Camilla | young ceremonial attendant | Female | Latin |
| Caradoc Dearborn | | Unisex | |
| Carmen | garden, field of fruit, song. One who has a beautiful voice. | Female | Spanish |
| Cassidy | Clever: Curly-headed.
| Female | Irish |
| Cassie | Abbreviation of Cassandra. Unheeded prophetess. In Homer's The Iliad Cassandra's prediction of the fall of Troy was unheeded.
| Female | English |
| Char | Beloved | Unisex | Celtic |
| Charity | Affection, Charity, Brotherly Love | Female | Latin |
| Chrissy | Abbreviation of Christine. Follower of Christ.
| Female | |
| Ciara | black-haired | Female | Irish |
| Cici | Blind | Unisex | English |
| Cinnamon | | Female | Hebrew |
| Claudine | Feminine of Claude.
| Female | |
| Cloe | Variant of Chloe.
| Female | |
| Clotilda | Heroine
| Female | |