In 2025, 62 US girls were named Oona, making it the 2,768th most common girls’ name of the year, down 284 places from #2,484 in 2024. That is 11 fewer than the 73 girls named Oona in 2024. Its best rank for girls was #1,639, reached in 2015. That year also had the most girls given the name: 131. For comparison, it was #1,639 in 2015 and unranked in 1950.
Social Security card records list Oona in 62 years of the 146 from 1880 to 2025, starting in 1942 with 5 babies. In all, 1,776 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 718 babies named Oona.
Over the 10 years from 2016 to 2025, 819 US girls were named Oona; the busiest of those years was 2016, with 112. In 2025 that was about 1 in 25,924 of the girls in SSA’s list for the year.
Among the states, Oona ranked highest in New York in 2025, at #1,394 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Una (8,108 babies since 1880) and Ona (8,031 babies since 1880). Rarer spellings such as Oonagh are summarised on this page.
Meaning
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.
Wikidata records this spelling as a given name in Finnish. That is where the name is used, not necessarily where it comes from.