In 2025, 60 US boys were named Jacobi, making it the 2,318th most common boys’ name of the year, down 507 places from #1,811 in 2024. That is 30 fewer than the 90 boys named Jacobi in 2024. Its best rank for boys was #1,017, reached in 2008. That year also had the most boys given the name: 189. For comparison, it was #1,304 in 2015 and unranked in 1950.
Social Security card records list Jacobi in 53 years of the 146 from 1880 to 2025, starting in 1973 with 8 babies. In all, 4,501 US babies have been given the name, 6.8% of them girls and 93% boys. Its busiest decade was the 2010s, with 1,470 babies named Jacobi.
Over the 10 years from 2016 to 2025, 1,087 US boys were named Jacobi; the busiest of those years was 2016, with 140. In 2025 that was about 1 in 28,468 of the boys in SSA’s list for the year.
Among the states, Jacobi ranked highest in Georgia in 2025, at #1,031 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Jacoby (11,281 babies since 1880), Jakobi (2,695 babies since 1880) and Jakoby (1,703 babies since 1880). Rarer spellings such as Jakobie, Jahkobi and Jakobii are summarised on this page.