In 2025, 394 US boys were named Tomas, making it the 691st most common boys’ name of the year, up 46 places from #737 in 2024. That is 39 more than the 355 boys named Tomas in 2024. Its best rank for boys was #402, reached in 1886. The most boys given the name in a single year was 537, in 2003. For comparison, it was #721 in 2015 and #509 in 1950.
Social Security card records list Tomas in every one of the 146 years from 1880 to 2025; in 1880 there were 18 babies with the name. In all, 30,730 US babies have been given the name, 0.1% of them girls and 99.9% boys. Its busiest decade was the 2000s, with 5,030 babies named Tomas.
Over the 10 years from 2016 to 2025, 3,611 US boys were named Tomas; the busiest of those years was 2025, with 394. In 2025 that was about 1 in 4,335 of the boys in SSA’s list for the year.
Among the states, Tomas ranked highest in Florida in 2025, at #355 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Thomas (2,367,087 babies since 1880), Tommy (181,675 babies since 1880), Tom (140,370 babies since 1880) and Tommie (52,215 babies since 1880).