In 2025, 12 US girls were named Cinthya, making it the 8,475th most common girls’ name of the year, up 2,866 places from #11,341 in 2024. That is 4 more than the 8 girls named Cinthya in 2024. Its best rank for girls was #1,933, reached in 1994. The most girls given the name in a single year was 84, in 2005. For comparison, it was #7,354 in 2015 and unranked in 1950.
Social Security card records list Cinthya in 56 years of the 146 from 1880 to 2025, starting in 1966 with 6 babies. In all, 1,807 US babies have been given the name, all of them girls. Its busiest decade was the 2000s, with 686 babies named Cinthya.
Over the 10 years from 2016 to 2025, 85 US girls were named Cinthya; the busiest of those years was 2017, with 14. In 2025 that was about 1 in 133,939 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Cynthia (713,412 babies since 1880) and Cinthia (6,144 babies since 1880).