In 2025, 113 US boys were named Maddux, making it the 1,533rd most common boys’ name of the year, down 131 places from #1,402 in 2024. That is 21 fewer than the 134 boys named Maddux in 2024. Its best rank for boys was #945, reached in 2018. That year also had the most boys given the name: 222. For comparison, it was #1,055 in 2015 and unranked in 1950.
Social Security card records list Maddux in 30 years of the 146 from 1880 to 2025, starting in 1996 with 12 babies. In all, 4,098 US babies have been given the name, 6.5% of them girls and 94% boys. Its busiest decade was the 2010s, with 1,988 babies named Maddux.
Over the 10 years from 2016 to 2025, 1,713 US boys were named Maddux; the busiest of those years was 2018, with 222. In 2025 that was about 1 in 15,116 of the boys in SSA’s list for the year.
Among the states, Maddux ranked highest in Iowa in 2025, at #550 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Maddox (48,944 babies since 1880), Maddix (2,484 babies since 1880) and Maddex (1,784 babies since 1880).