In 2025, 10,666 US girls were named Isabella, making it the 7th most common girls’ name of the year, the same rank as in 2024. That is 144 fewer than the 10,810 girls named Isabella in 2024. Its best rank for girls was #1, reached in 2010. That year also had the most girls given the name: 22,936. For comparison, it was #5 in 2015 and #1,243 in 1950.
Social Security card records list Isabella in every one of the 146 years from 1880 to 2025; in 1880 there were 50 babies with the name. In all, 417,454 US babies have been given the name, 99.8% of them girls and 0.1% boys. Its busiest decade was the 2010s, with 170,795 babies named Isabella.
Over the 10 years from 2016 to 2025, 125,751 US girls were named Isabella; the busiest of those years was 2017, with 15,263. In 2025 that was about 1 in 151 of the girls in SSA’s list for the year.
Among the states, Isabella ranked highest in Texas in 2025, at #3 for girls there. It was in the top 100 in 51 states (counting DC). Related spellings in the SSA files include Elizabeth (1,693,973 babies since 1880), Betty (1,004,857 babies since 1880), Lisa (970,012 babies since 1880) and Isabel (133,977 babies since 1880). Rarer spellings such as Esabella, Yzabella and Ezabella are summarised on this page. The open nickname list we use links it to Bella, Belle, Ib, Issy, Nib and Nibby.