| Name | Meaning | Gender | Origin |
|---|
| Buster | One that breaks up something | Unisex | American English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Captain | A captain | Unisex | English |
| Chance | Good fortune | Male | English |
| Charley | Free man | Unisex | German |
| Charlie | Free man | Unisex | Germanic |
| Clancy | Red | Male | Gaelic |
| Cliff | Cliff ford | Male | English |
| Clifford | Cliff ford | Male | English |
| Coco | A Pet Name. | Unisex | French |
| Cocoa | Cocoa Jumbo | Unisex | English |
| Codi | A Cushion | Male | English |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Cooper | Barrel maker | Male | English |
| Copper | A reddish brown metal - as in copper penny coins. Also slang for a police officer. | Unisex | English |
| Cricket | A leaping insect | Unisex | English |
| Digger | One that digs. | Unisex | English |
| Duke | Duke | Male | English |
| Dusty | Thor's stone | Unisex | Norse |
| Fido | Stereotypical name for a dog, from the Latin word for "faithful". | Unisex | English |
| Flash | To move rapidly. | Unisex | English |
| Fred | Peaceful ruler | Male | Germanic |
| Freddie | Peaceful ruler | Male | German |
| Fritz | Peaceful ruler | Male | German |
| Gabe | God is my might | Male | Hebrew |
| Hamlet | Foolish and dull | Male | Danish |
| Happy | Showing satisfaction or joy | Unisex | English |
| Harper | A player on the harp | Male | English |
| Harvey | Battle worthy or carnage worthy | Male | English |
| Hugo | Mind, heart or spirit | Male | Germanic |