Male Cat Name Lists - O
| Oaklee | |
| Oakley | |
| Oberon | |
| Obi | |
| Obie | |
| Oblix | |
| Octavious | |
| oddie | |
| Odell | |
| Odie | |
| Odin | |
| Odis | |
| Oenomaus (on-oh-may-us) | |
| Oeti | |
| Ofi | |
| O'henry | |
| Ohno | |
| Oink | |
| Okie | |
| Oklee | |
| Olenka | |
| Oliver | |
| Oliver Twist | |
| oliver woof prada | |
| Ollie | |
| Omar | |
| OMARI | |
| Omega | |
| Onyx | |
| Optimus Prime (O.P for short) | |
| orbie | |
| Orbis | |
| Orbit | |
| Oreo | |
| O'Riely | |
| Orin | |
| ORION | |
| Orlando | |
| Ortega | |
| Orwell | |
| Oscar | |
| Oscar (Oskar) | |
| Osiris | |
| Osirus | |
| OSKAR | |
| Oso | |
| Oswald | |
| Othello | |
| Otis | |
| Otto | |
| Ouija | |
| Outlaw | |
| Owen | |
| Ox | |
| Oz | |
| Ozone | |
| Ozzie | |
| Ozzy |
Cat Name Links
Boy Cat Names A to Z