In 2025, 1,201 US boys were named Tobias, making it the 283rd most common boys’ name of the year, down 3 places from #280 in 2024. That is 19 fewer than the 1,220 boys named Tobias in 2024. Its best rank for boys was #246, reached in 2016. That year also had the most boys given the name: 1,523. For comparison, it was #316 in 2015 and #1,429 in 1950.
Social Security card records list Tobias in 131 years of the 146 from 1880 to 2025, starting in 1880 with 7 babies. In all, 29,322 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 9,410 babies named Tobias.
Over the 10 years from 2016 to 2025, 12,924 US boys were named Tobias; the busiest of those years was 2016, with 1,523. In 2025 that was about 1 in 1,422 of the boys in SSA’s list for the year.
Among the states, Tobias ranked highest in South Dakota in 2025, at #125 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Toby (43,233 babies since 1880), Tobi (3,567 babies since 1880) and Tobie (2,321 babies since 1880). Rarer spellings such as Tobius, Tobyas and Tobais are summarised on this page. The open nickname list we use links it to Bias and Toby.