In 2025, 38 US girls were named Ilona, making it the 3,861st most common girls’ name of the year, up 954 places from #4,815 in 2024. That is 10 more than the 28 girls named Ilona in 2024. Its best rank for girls was #821, reached in 1946. That year also had the most girls given the name: 102. For comparison, it was #4,099 in 2015 and #1,086 in 1950.
Social Security card records list Ilona in 116 years of the 146 from 1880 to 2025, starting in 1909 with 5 babies. In all, 3,332 US babies have been given the name, all of them girls. Its busiest decade was the 1940s, with 738 babies named Ilona.
Over the 10 years from 2016 to 2025, 270 US girls were named Ilona; the busiest of those years was 2025, with 38. In 2025 that was about 1 in 42,297 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Helena (40,412 babies since 1880), Ilana (5,678 babies since 1880), Ileana (5,617 babies since 1880) and Elena (108,117 babies since 1880).
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 Czech, Dutch, Estonian, Finnish, Hungarian, Latvian and Polish. That is where the name is used, not necessarily where it comes from.