In 2025, 23 US girls were named Olenna, making it the 5,516th most common girls’ name of the year, up 584 places from #6,100 in 2024. That is 3 more than the 20 girls named Olenna in 2024. Its best rank for girls was #5,516, reached in this year, 2025. That year also had the most girls given the name: 23. For comparison, it was unranked (under five girls) in 2015 and unranked in 1950.
Social Security card records list Olenna in 9 years of the 146 from 1880 to 2025, starting in 2017 with 9 babies. In all, 144 US babies have been given the name, all of them girls. Its busiest decade was the 2020s, with 110 babies named Olenna.
Over the 10 years from 2016 to 2025, 144 US girls were named Olenna; the busiest of those years was 2025, with 23. In 2025 that was about 1 in 69,881 of the girls in SSA’s list for the year.