In 2025, 41 US boys were named Ithan, making it the 3,015th most common boys’ name of the year, up 623 places from #3,638 in 2024. That is 10 more than the 31 boys named Ithan in 2024. Its best rank for boys was #3,015, reached in this year, 2025. That year also had the most boys given the name: 41. For comparison, it was #12,830 in 2015 and unranked in 1950.
Social Security card records list Ithan in 22 years of the 146 from 1880 to 2025, starting in 2002 with 5 babies. In all, 295 US babies have been given the name, all of them boys. Its busiest decade was the 2020s, with 141 babies named Ithan.
Over the 10 years from 2016 to 2025, 196 US boys were named Ithan; the busiest of those years was 2025, with 41. In 2025 that was about 1 in 41,660 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Ethan (488,144 babies since 1880), Eithan (8,754 babies since 1880), Ethen (3,858 babies since 1880) and Eitan (2,844 babies since 1880).