girl name
Trinity
Gender
Girl
Popularity
#428 · U.S. girls (2025)
Popularity of Trinity in the US, 1880–2025
Trinity first appears in US records in 1921. It peaked in 2004, when 5,638 girls were given the name; in 2025 there were 725.
Source: US Social Security Administration.
Frequently asked questions
Is Trinity a boy or a girl name?
Trinity is most commonly used as a girl name.
How popular is the name Trinity?
In 2025, Trinity ranked #428 among girls’ names in the United States, according to U.S. Social Security Administration data.
When was the name Trinity most popular?
Trinity was most popular in 2004, when about 5,638 US babies were given the name that year, according to US Social Security Administration records.