In 2025, 104 US boys were named Koe, making it the 1,627th most common boys’ name of the year, down 132 places from #1,495 in 2024. That is 16 fewer than the 120 boys named Koe in 2024. Its best rank for boys was #1,495, reached in 2024. That year also had the most boys given the name: 120. For comparison, it was unranked (under five boys) in 2015 and unranked in 1950.
Social Security card records list Koe in 8 years of the 146 from 1880 to 2025, starting in 2018 with 6 babies. In all, 565 US babies have been given the name, all of them boys. Its busiest decade was the 2020s, with 537 babies named Koe.
Over the 10 years from 2016 to 2025, 565 US boys were named Koe; the busiest of those years was 2024, with 120. In 2025 that was about 1 in 16,424 of the boys in SSA’s list for the year.
Among the states, Koe ranked highest in Idaho in 2025, at #405 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Coy (18,214 babies since 1880), Koa (8,548 babies since 1880), Koi (1,482 babies since 1880) and Koah (1,438 babies since 1880). Rarer spellings such as Que are summarised on this page.