In 2025, 123 US boys were named Coy, making it the 1,451st most common boys’ name of the year, up 53 places from #1,504 in 2024. That is 4 more than the 119 boys named Coy in 2024. Its best rank for boys was #299, reached in 1910. The most boys given the name in a single year was 264, in 1926. For comparison, it was #1,297 in 2015 and #572 in 1950.
Social Security card records list Coy in 144 years of the 146 from 1880 to 2025, starting in 1880 with 6 babies. In all, 18,214 US babies have been given the name, 4.8% of them girls and 95% boys. Its busiest decade was the 1920s, with 2,424 babies named Coy.
Over the 10 years from 2016 to 2025, 1,238 US boys were named Coy; the busiest of those years was 2017, with 142. In 2025 that was about 1 in 13,887 of the boys in SSA’s list for the year.
Among the states, Coy ranked highest in Iowa in 2025, at #595 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Koa (8,548 babies since 1880), Koi (1,482 babies since 1880) and Koe (565 babies since 1880). Rarer spellings such as Koy, Kou and Coye are summarised on this page.