Unai is a rare spelling. It is summarised with Una, which shares its sound and spelling pattern.
Meaning not yet researched.
Unai: US boys given the name each year, 1880 to 2025, from Social Security card applications. 6 in 2025. Its best rank was #6,314 in 2021.
US births per year · SSA card applications
Peaked at #6,314 in 2021; #11,889 in 2025. Every baby recorded as Unai in 2025 was a boy.
Baby name · US data 1880–2025
#11,889 for US boys in 2025. Its best year was 2021, at #6,314.
Hover, tap or use the arrow keys for any year. Years with fewer than five babies of a sex are not published by SSA and show as zero.
Unai: US boys given the name each year from 1880 to 2025. 6 boys in 2025. Peak: #6,314 in 2021 · most boys in one year: 14 (2021).
In 2025, 6 US boys were named Unai, making it the 11,889th most common boys’ name of the year, up 2,218 places from #14,107 in 2024. That is 1 more than the 5 boys named Unai in 2024. Its best rank for boys was #6,314, reached in 2021. That year also had the most boys given the name: 14. For comparison, it was unranked (under five boys) in 2015 and unranked in 1950.
Social Security card records list Unai in 6 years of the 146 from 1880 to 2025, starting in 2017 with 5 babies. In all, 43 US babies have been given the name, all of them boys. Its busiest decade was the 2020s, with 38 babies named Unai.
Over the 10 years from 2016 to 2025, 43 US boys were named Unai; the busiest of those years was 2021, with 14. In 2025 that was about 1 in 284,679 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Una (8,108 babies since 1880) and Ona (8,031 babies since 1880).
Meaning not yet researched.
We publish a meaning only with a cited source and a confidence label, and never generate one. Meanings are being researched for the most common names first.
Numbers are all-time US births. Links come from Wikidata’s “said to be the same as” (P460, CC0) and our spelling rule: at most two letters different, with the same sound pattern.
No nicknames listed for Unai in the open dataset we use.
Source: carltonnorthern/nicknames (Apache-2.0).
Births and national rank for each year SSA lists the name, newest first.
About the data: counts are Social Security card applications for US births, for names given to at least five babies of a sex in a year (SSA, names.zip, public domain). Ranks follow SSA’s own order: most births first, ties alphabetical. Files retrieved 2026-10-05 (checksum on our sources page).