In 2025, 476 US boys were named Jonas, making it the 599th most common boys’ name of the year, down 43 places from #556 in 2024. That is 58 fewer than the 534 boys named Jonas in 2024. Its best rank for boys was #274, reached in 2008. That year also had the most boys given the name: 1,256. For comparison, it was #426 in 2015 and #858 in 1950.
Social Security card records list Jonas in every one of the 146 years from 1880 to 2025; in 1880 there were 28 babies with the name. In all, 28,588 US babies have been given the name, 0.1% of them girls and 99.9% boys. Its busiest decade was the 2000s, with 7,280 babies named Jonas.
Over the 10 years from 2016 to 2025, 6,159 US boys were named Jonas; the busiest of those years was 2016, with 821. In 2025 that was about 1 in 3,588 of the boys in SSA’s list for the year.
Among the states, Jonas ranked highest in New Mexico in 2025, at #287 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Jonah (86,075 babies since 1880) and Jones (5,495 babies since 1880). Rarer spellings such as Jonus, Jonise and Junis are summarised on this page.