Onix may refer to:
*
ONIX (publishing protocol), XML metadata formats for book publishers
*
Onix (Pokémon), a character in the ''Pokémon'' franchise
*
Chevrolet Onix, a subcompact car
* ''Onix'', a synonym of the legume genus ''
Astragalus
''Astragalus'' is a large genus of over 3,000 species of herbs and small shrubs, belonging to the legume family Fabaceae and the subfamily Faboideae. It is the largest genus of plants in terms of described species. The genus is native to te ...
''
People
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Onix Cortés (born 1988), judoka from Cuba
*
Onix Concepción (born 1957), Puerto Rican Major League Baseball shortstop
See also
*
Onyx (disambiguation)
*
P-800 Oniks, a Russian/Soviet supersonic anti-ship cruise missile
{{disambiguation