What does the baby name “Onyx” mean?
Onyx is a striking gemstone baby name with ancient Greek roots, evoking the deep, lustrous black stone treasured since antiquity for its beauty and quiet power.
Origin of the baby name Onyx
The name Onyx comes directly from the gemstone, whose name travels back to the Ancient Greek onyx, meaning "nail" or "claw," thought to reference the stone's layered, translucent appearance or its use in ancient inlay work. Onyx is a form of chalcedony characterized by its dramatic parallel banding, and the deep black variety has long been one of the most prized stones in the world, valued for its protective and grounding qualities.
Baby Onyx: The Nurturer →
History of the baby name “Onyx”
Onyx has been treasured across cultures for thousands of years, used in ancient Egyptian, Greek, and Roman jewelry, amulets, and carved cameos. As a given baby name, Onyx is a product of the modern gemstone name trend that has brought Ruby, Pearl, Jade, and Jasper into widespread use. It began appearing as a baby name in the early 21st century and has grown steadily as parents seek bold, striking names that feel both meaningful and beautifully grounded in the natural world.
Why parents choose the baby name “Onyx”
Onyx is the kind of baby name that makes people pause and take notice. It is unusual without being unpronounceable, and its gemstone origin gives it a sense of beauty and permanence. The deep, confident sound of the name appeals to parents looking for something genuinely distinctive, and its neutral feel makes it a natural choice for any gender. There is something wonderfully cool and grounded about naming a child after one of the earth's most striking stones.
Nicknames for the Baby Name “Onyx”
On, Ony, Onin, Onkin, Onster, Onerino, Oninator
Nicknames from Around the World for the Baby Name “Onyx”
Terms of endearment for a baby name work differently around the world. Some cultures clip the name short, while others add an affectionate ending that can make it longer instead. Here is how the baby name Onyx might sound as a nickname in a few other languages and dialects.
Australian:
Ono, Ozza
British:
Ons
German:
Onyxchen
Irish:
Oneen
Italian:
Onyxetto
Spanish:
Onyxito
Variations on the baby name “Onyx”
There are no standard spelling variants of Onyx, as it is a word name taken directly from the gemstone. Related gemstone names include Jade, Jasper, Jet, and Obsidian, all of which share Onyx's dark, earthy quality. Ruby, Opal, and Pearl represent the broader gemstone name family for parents who love stone-inspired baby names. In different languages the word takes slight variations: the Spanish and Portuguese form is onix, but the English Onyx is the standard in given name use.
Baby names similar to “Onyx”
These baby names share spelling patterns with Onyx and may appeal to parents who love the look and feel of this name.
Baby boy names similar to Onyx
Baby girl names similar to Onyx
Baby names that sound like “Onyx”
Baby boy names that sound like Onyx
Baby sibling names for Onyx
Matched by similar popularity, name length, and ending sound. See baby sibling names with numerology compatible with Onyx →
Baby Middle Names for Onyx
Picked for a different ending sound and rhythm than Onyx, so the two names flow well said together as a pair.