| Name | Meaning | Gender | Origin |
|---|
| Bentley | Bent grass clearing | Male | English |
| Blackie | Of the colour black. | Unisex | English |
| Blue | Blue | Unisex | English |
| Boo | | Unisex | Hebrew |
| Boomer | A large full grown kangaroo. A baby boomer. | Unisex | English |
| Boots | | Unisex | Hebrew |
| Boston | Botolph's town | Unisex | English |
| Bowen | Son of Owen | Male | Welsh |
| Briar | Thorny plant | Unisex | English |
| Bruce | Surname Since Medieval Times: Now A Common Given Name. Folklore Tale Of 14Th Century Robert King Of Scotland: (The Bruce) Who Learned The Value Of Perseverance From Watching A Spider Spin A Web. | Male | English |
| Bruno | Armour | Male | Germanic |
| Bubba | | Unisex | Hebrew |
| Buddy | Herald | Male | English |
| Buster | One that breaks up something | Unisex | American English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Caleb | Dog | Male | Hebrew |
| Callum | Dove | Male | Latin |
| Casey | From Cayce | Male | American English |
| Cason | House | Male | Italian |
| Casper | Treasurer | Male | Persian |
| Cassius | Empty | Male | Latin |
| Charles | Free man | Male | Germanic |
| Charlie | Free man | Unisex | Germanic |
| Chester | Camp | Male | Latin |
| Chico | Boy | Male | Spanish |
| Christian | Follower of Christ | Male | Latin |
| Clyde | Refers To The Scottish Clyde River. | Male | Gaelic |
| Coco | A Pet Name. | Unisex | French |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Cookie | A small flat, crisp cake | Unisex | English |