In 2025, 31 US boys were named Mckay, making it the 3,629th most common boys’ name of the year, up 31 places from #3,660 in 2024. That is 0 more than the 31 boys named Mckay in 2024. Its best rank for boys was #1,184, reached in 1995. That year also had the most boys given the name: 96. For comparison, it was #2,841 in 2015 and unranked in 1950.
In 2025, 9 US girls were named Mckay, making it the 10,619th most common girls’ name of the year, up 2,377 places from #12,996 in 2024. That is 2 more than the 7 girls named Mckay in 2024. Its best rank for girls was #5,148, reached in 1999. That year also had the most girls given the name: 21. For comparison, it was #9,930 in 2015 and unranked in 1950.
Social Security card records list Mckay in 58 years of the 146 from 1880 to 2025, starting in 1917 with 6 babies. In all, 2,665 US babies have been given the name, 14% of them girls and 86% boys. Its busiest decade was the 2000s, with 748 babies named Mckay.
Over the 10 years from 2016 to 2025, 401 US boys were named Mckay; the busiest of those years was 2016, with 56. In 2025 that was about 1 in 55,099 of the boys in SSA’s list for the year.
Rarer spellings such as Mckai, Mkai and Mckaya are summarised on this page.