| Name | Meaning | Gender | Origin |
|---|
| Barnabas | Son of consolation | Male | Hebrew |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Unisex | English |
| Beast | | Unisex | Hebrew |
| Beastie | | Unisex | Hebrew |
| Bernard | Bear brave | Male | Germanic |
| 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 |
| Bruiser | A large heavyset man | Unisex | English |
| Bruno | Armour | Male | Germanic |
| Bull | The adult male of certain large animals like cattle and elephants | Unisex | English |
| Bully | An overbearing person, a ruffian | Unisex | English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Buzz | To move quickly and busily, to bustle | Male | English |
| Chewy | Needing chewing. | Unisex | English |
| Diesel | | Unisex | Hebrew |
| Goliath | Tall | Unisex | Hebrew |
| Grant | Great | Male | French |
| Gunner | Battle | Male | Norse |
| Hades | World of the dead or hell. | Unisex | Greek |
| Hagrid | | Unisex | Hebrew |
| Hank | God is gracious | Male | Hebrew |
| Hercules | Grandiose gift | Male | Greek |
| Jupiter | Father god | Unisex | Latin |
| Kong | Empty, hollow, void | Male | Chinese |
| Magnum | A large type of wine bottle. | Unisex | English |
| Magnus | Great | Male | Latin |
| Maximus | The greatest | Male | Latin |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Ranger | Gamekeeper | Male | English |
| Rex | King | Male | Latin |
| Rhino | | Unisex | Hebrew |