In 2025, 23 US boys were named Mica, making it the 4,488th most common boys’ name of the year, down 537 places from #3,951 in 2024. That is 5 fewer than the 28 boys named Mica in 2024. Its best rank for boys was #1,927, reached in 1979. The most boys given the name in a single year was 28, in 2024. For comparison, it was #4,654 in 2015 and unranked in 1950.
In 2025, 20 US girls were named Mica, making it the 6,046th most common girls’ name of the year, up 525 places from #6,571 in 2024. That is 2 more than the 18 girls named Mica in 2024. Its best rank for girls was #1,347, reached in 1970. The most girls given the name in a single year was 104, in 1990. For comparison, it was #4,467 in 2015 and unranked in 1950.
Social Security card records list Mica in 74 years of the 146 from 1880 to 2025, starting in 1952 with 5 babies. In all, 3,695 US babies have been given the name, 73% of them girls and 27% boys. Its busiest decade was the 1970s, with 805 babies named Mica.
Over the 10 years from 2016 to 2025, 218 US boys were named Mica; the busiest of those years was 2024, with 28. In 2025 that was about 1 in 74,264 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Micah (133,606 babies since 1880), Mika (8,114 babies since 1880), Mikah (5,061 babies since 1880) and Myka (3,255 babies since 1880).