In 2025, 44 US boys were named Caesar, making it the 2,843rd most common boys’ name of the year, down 6 places from #2,837 in 2024. That is 1 fewer than the 45 boys named Caesar in 2024. Its best rank for boys was #589, reached in 1904. The most boys given the name in a single year was 92, in 2015. For comparison, it was #1,693 in 2015 and #1,144 in 1950.
Social Security card records list Caesar in 130 years of the 146 from 1880 to 2025, starting in 1880 with 6 babies. In all, 5,445 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 689 babies named Caesar.
Over the 10 years from 2016 to 2025, 560 US boys were named Caesar; the busiest of those years was 2016, with 82. In 2025 that was about 1 in 38,820 of the boys in SSA’s list for the year.
Among the states, Caesar ranked highest in California in 2025, at #1,854 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Cesar (79,139 babies since 1880). Rarer spellings such as Kausar, Caesare and Kaysar are summarised on this page.