What does Onyx mean?
Onyx is a male cat name of English, Greek origin. A black gemstone — strong, glossy, and precious; a bold name for a sleek black cat.
Is Onyx a good cat name?
If your cat has a black quality, a gemstone quality, and a stone quality, Onyx captures that essence perfectly. It's a strong male choice that's easy to call out and remember. At 2 syllables, it's short and snappy — ideal for training, since pets respond best to brief, punchy names.
The story behind Onyx
Names of English origin carry cultural depth and history. Choosing Onyx gives your cat a name with roots and meaning beyond the ordinary — something you'll be proud to explain when friends ask.