In 2025, 5 US boys were named Kerwin, making it the 13,025th most common boys’ name of the year, down 5,965 places from #7,060 in 2024. That is 7 fewer than the 12 boys named Kerwin in 2024. Its best rank for boys was #810, reached in 1959. That year also had the most boys given the name: 89. For comparison, it was #7,791 in 2015 and #1,518 in 1950.
Social Security card records list Kerwin in 110 years of the 146 from 1880 to 2025, starting in 1913 with 5 babies. In all, 2,470 US babies have been given the name, all of them boys. Its busiest decade was the 1960s, with 559 babies named Kerwin.
Over the 10 years from 2016 to 2025, 87 US boys were named Kerwin; the busiest of those years was 2017, with 15. In 2025 that was about 1 in 341,615 of the boys in SSA’s list for the year.
Rarer spellings such as Kerwyn and Kirwin are summarised on this page.