In 2025, 13 US girls were named Idalis, making it the 8,052nd most common girls’ name of the year, up 2,536 places from #10,588 in 2024. That is 4 more than the 9 girls named Idalis in 2024. Its best rank for girls was #1,264, reached in 1996. That year also had the most girls given the name: 138. For comparison, it was #17,472 in 2015 and unranked in 1950.
Social Security card records list Idalis in 34 years of the 146 from 1880 to 2025, starting in 1983 with 7 babies. In all, 908 US babies have been given the name, all of them girls. Its busiest decade was the 1990s, with 470 babies named Idalis.
Over the 10 years from 2016 to 2025, 98 US girls were named Idalis; the busiest of those years was 2021, with 26. In 2025 that was about 1 in 123,636 of the girls in SSA’s list for the year.
Rarer spellings such as Idalys, Idaliz and Idalyz are summarised on this page.