In 2025, 30 US girls were named Triniti, making it the 4,656th most common girls’ name of the year, down 1,018 places from #3,638 in 2024. That is 13 fewer than the 43 girls named Triniti in 2024. Its best rank for girls was #1,056, reached in 2004. That year also had the most girls given the name: 220. For comparison, it was #2,193 in 2015 and unranked in 1950.
Social Security card records list Triniti in 38 years of the 146 from 1880 to 2025, starting in 1974 with 5 babies. In all, 2,994 US babies have been given the name, all of them girls. Its busiest decade was the 2000s, with 1,622 babies named Triniti.
Over the 10 years from 2016 to 2025, 587 US girls were named Triniti; the busiest of those years was 2019, with 87. In 2025 that was about 1 in 53,576 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Trinity (88,192 babies since 1880) and Trinitee (1,552 babies since 1880). Rarer spellings such as Trynati are summarised on this page.