In 2025, 5 US girls were named Merrily, making it the 16,477th most common girls’ name of the year, down 1,794 places from #14,683 in 2024. That is 1 fewer than the 6 girls named Merrily in 2024. Its best rank for girls was #513, reached in 1942. That year also had the most girls given the name: 210. For comparison, it was unranked (under five girls) in 2015 and #1,823 in 1950.
Social Security card records list Merrily in 47 years of the 146 from 1880 to 2025, starting in 1936 with 5 babies. In all, 1,037 US babies have been given the name, all of them girls. Its busiest decade was the 1940s, with 638 babies named Merrily.
Over the 10 years from 2016 to 2025, 11 US girls were named Merrily; the busiest of those years was 2024, with 6. In 2025 that was about 1 in 321,453 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Merrilee (1,871 babies since 1880). Rarer spellings such as Mireily, Meraly and Merely are summarised on this page.