In 2025, 81 US boys were named Jaycob, making it the 1,926th most common boys’ name of the year, up 478 places from #2,404 in 2024. That is 23 more than the 58 boys named Jaycob in 2024. Its best rank for boys was #888, reached in 2012. That year also had the most boys given the name: 236. For comparison, it was #1,065 in 2015 and unranked in 1950.
Social Security card records list Jaycob in 45 years of the 146 from 1880 to 2025, starting in 1981 with 12 babies. In all, 4,519 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 1,893 babies named Jaycob.
Over the 10 years from 2016 to 2025, 1,081 US boys were named Jaycob; the busiest of those years was 2016, with 167. In 2025 that was about 1 in 21,087 of the boys in SSA’s list for the year.
Among the states, Jaycob ranked highest in New Jersey in 2025, at #973 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Jacob (990,532 babies since 1880), Jakob (31,959 babies since 1880), Jacobe (1,300 babies since 1880) and Jaykob (1,119 babies since 1880).