Fewer than five US girls were named Oma in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #276, reached in 1901. The most girls given the name in a single year was 284, in 1918. For comparison, it was unranked (under five girls) in 2015 and #1,447 in 1950.
Social Security card records list Oma in 115 years of the 146 from 1880 to 2025, starting in 1880 with 18 babies. In all, 9,779 US babies have been given the name, 98% of them girls and 1.9% boys. Its busiest decade was the 1920s, with 2,301 babies named Oma.
Over the 10 years from 2016 to 2025, 19 US girls were named Oma; the busiest of those years was 2017, with 9.
Related spellings in the SSA files include Uma (1,901 babies since 1880). Rarer spellings such as Omah, Omaya and Umay are summarised on this page.