| Name | Meaning | Gender | Origin |
|---|
| Beckett | Brook | Male | English |
| Benedick | | Unisex | Hebrew |
| Benjamin | son of my right hand | Male | Hebrew |
| Benny | Blessed Son Of My Right Hand | Unisex | English |
| Bert | English, noble, bright | Male | English |
| Bertram | bright | Male | |
| Bill | comic-strip Bill the Cat | Male | English |
| Billy | resolute protection | Male | English |
| Bobby | bright fame | Male | English |
| Brad | English, wide meadow | Male | English |
| Brett | a native of Brittany, Briton | Male | Celtic |
| Brian | strong | Male | Irish |
| Buddy | From Budd - The welcome messenger. | Male | English |
| Buddy | From Budd - The welcome messenger. | Male | English |
| Caesar | Title for Roman Emperors | Male | Latin |
| Caliban | black | Male | Romanian |
| Calpurnia | | Unisex | Hebrew |
| Camillo | Young Ceremonial Attendant | Unisex | Italian |
| Carlo | French from German, free man | Male | Italian |
| Carroll | Champion | Male | Anglicized |
| Cassius | hollow | Male | Latin |
| Cato | all-knowing | Male | Latin |
| Chad | Defence
| Male | English |
| Charles | manly, strong | Male | |
| Charley | Manly | Unisex | English |