In 2025, 135 US girls were named Delia, making it the 1,561st most common girls’ name of the year, down 49 places from #1,512 in 2024. That is 8 fewer than the 143 girls named Delia in 2024. Its best rank for girls was #126, reached in 1882. The most girls given the name in a single year was 490, in 1957. For comparison, it was #1,240 in 2015 and #399 in 1950.
Social Security card records list Delia in every one of the 146 years from 1880 to 2025; in 1880 there were 129 babies with the name. In all, 37,380 US babies have been given the name, 99.8% of them girls and 0.2% boys. Its busiest decade was the 1950s, with 4,595 babies named Delia.
Over the 10 years from 2016 to 2025, 1,540 US girls were named Delia; the busiest of those years was 2016, with 183. In 2025 that was about 1 in 11,906 of the girls in SSA’s list for the year.
Among the states, Delia ranked highest in Maryland in 2025, at #753 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Dalia (14,297 babies since 1880) and Adelia (5,717 babies since 1880). Rarer spellings such as Delina, Deliah and Fidelia are summarised on this page. The open nickname list we use links it to Cordelia, Delius and Fidelia.
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 Italian, Romanian and Spanish. That is where the name is used, not necessarily where it comes from.