In 2025, 579 US girls were named Louise, making it the 516th most common girls’ name of the year, up 25 places from #541 in 2024. That is 17 more than the 562 girls named Louise in 2024. Its best rank for girls was #17, reached in 1914. The most girls given the name in a single year was 9,180, in 1921. For comparison, it was #1,081 in 2015 and #109 in 1950.
Social Security card records list Louise in every one of the 146 years from 1880 to 2025; in 1880 there were 635 babies with the name. In all, 338,662 US babies have been given the name, 99% of them girls and 0.6% boys. Its busiest decade was the 1920s, with 83,395 babies named Louise.
Over the 10 years from 2016 to 2025, 4,414 US girls were named Louise; the busiest of those years was 2025, with 579. In 2025 that was about 1 in 2,776 of the girls in SSA’s list for the year.
Among the states, Louise ranked highest in District of Columbia in 2025, at #135 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Lois (335,594 babies since 1880), Louie (33,338 babies since 1880), Louisa (21,937 babies since 1880) and Luisa (14,405 babies since 1880). Rarer spellings such as Luiza and Loyse are summarised on this page. The open nickname list we use links it to Eliza, Lois and Lou.
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 Dutch, French, German and Swedish. That is where the name is used, not necessarily where it comes from.