In 2025, 129 US girls were named Elly, making it the 1,613th most common girls’ name of the year, up 123 places from #1,736 in 2024. That is 12 more than the 117 girls named Elly in 2024. Its best rank for girls was #1,254, reached in 2010. That year also had the most girls given the name: 191. For comparison, it was #1,488 in 2015 and #4,429 in 1950.
Social Security card records list Elly in 89 years of the 146 from 1880 to 2025, starting in 1921 with 9 babies. In all, 4,595 US babies have been given the name, 99.7% of them girls and 0.2% boys. Its busiest decade was the 2010s, with 1,607 babies named Elly.
Over the 10 years from 2016 to 2025, 1,339 US girls were named Elly; the busiest of those years was 2016, with 167. In 2025 that was about 1 in 12,459 of the girls in SSA’s list for the year.
Among the states, Elly ranked highest in Ohio in 2025, at #1,181 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Ella (352,214 babies since 1880), Ellie (106,857 babies since 1880), Elle (19,247 babies since 1880) and Ally (10,247 babies since 1880). Rarer spellings such as Illya and Eilley are summarised on this page.