In 2025, 117 US girls were named Mei, making it the 1,744th most common girls’ name of the year, up 217 places from #1,961 in 2024. That is 16 more than the 101 girls named Mei in 2024. Its best rank for girls was #1,744, reached in this year, 2025. That year also had the most girls given the name: 117. For comparison, it was #3,576 in 2015 and unranked in 1950.
Social Security card records list Mei in 66 years of the 146 from 1880 to 2025, starting in 1947 with 6 babies. In all, 1,859 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 483 babies named Mei.
Over the 10 years from 2016 to 2025, 716 US girls were named Mei; the busiest of those years was 2025, with 117. In 2025 that was about 1 in 13,737 of the girls in SSA’s list for the year.
Among the states, Mei ranked highest in Utah in 2025, at #791 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Mia (310,610 babies since 1880), Mya (62,363 babies since 1880), Myia (2,267 babies since 1880) and Mea (1,690 babies since 1880). Rarer spellings such as Meuy are summarised on this page.