Unisex name · Greek
Onyx
“black gemstone”
Vibes
Explore Onyx further
Similar-feel alternatives, or middle-name candidates that pair well with Onyx — both ranked by the same scoring system (vibe overlap, syllable rhythm, origin compatibility).
About the name
Onyx is Greek — onux, "claw, fingernail" — the layered black gemstone the ancients carved cameos from, believing it held courage; the myth says Cupid clipped Venus's nails and they turned to stone.
Onyx has entered the American top 500 for boys with unisex use — the gem wave's darkest entry.
One syllable, x-finished, gallery-black. It pairs well with warm middles (Onyx James, Onyx Rose). On our vibe map it is Modern Minimalist in Dark Academia jet with Y2K-chrome edge — the black gem, claws included.
Bring the name into the room
A couple of nice things named Onyx you might want for the nursery.