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Onix

Boy · OH-niks · Greek

Onix is a boys' name of Greek origin, meaning “onyx; literally fingernail”. In 2025 it ranked 4,538th for boys in the US (22 babies).

What does Onix mean?

Greek: Spanish spelling of onyx, the gemstone

“onyx; literally fingernail”

The Spanish spelling of onyx; the gem's name comes from Greek onyx 'fingernail'.

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Is Onix a girl's or a boy's name?

Onix is a boys' name. In 2025, it was given to 6 girls and 22 boys in the US.

How popular is Onix in the US?

Rank in 2025
#4,538among boys
Babies in 2025
22about 1 in 78,000 boys
Five-year trend
Rising fastup 109% in five years
Same name in a class
under 1%chance among 15 boys

In 2025, 22 boys in the US were named Onix, making it the 4,538th most popular name for boys. Five years earlier, in 2020, it was 6,292nd. Its busiest year was 2023, with 29 boys. It first appears in the records in 1956. 6 girls were also named Onix in 2025 (13,203rd for girls).

Half of all the boys named Onix in the US since 1880 were born between 2001 and 2022, the years shaded on the chart below.

1956Busiest: 29 in 20232025
Onix in the US, year by year
YearBoysRank
202522#4,538
202418#5,237
202329#3,799
202227#3,992
202125#4,114
202013#6,292
20199#8,209
201811#7,132
201712#6,681
201613#6,344
20156#10,638
201411#7,043
20138#8,784
201210#7,553
20115#12,280
20108#8,797
20097#9,859
20080–
200710#7,586
20067#9,579
20059#7,633
20040–
20038#7,824
20025#10,660
20016#9,236
20000–
19996#8,697
19980–
19975#9,259
199610#5,528
19950–
19946#7,764
19936#7,631
19920–
19915#8,228
19900–
19890–
19880–
19870–
19860–
19855#6,517
19840–
19830–
19820–
19815#6,260
19806#5,523
19799#4,066
19780–
19770–
19760–
19750–
19740–
19730–
19720–
19710–
19700–
19690–
19685#4,135
19677#3,229
196610#2,626
19650–
19640–
19630–
19620–
19610–
19600–
19590–
19580–
19570–
19567#3,214

Names like Onix

Names given in the same years and the same naming tradition, with a similar sound.

More Greek names