A reliable meaning for Thania isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 1962. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Thania through the years
Babies since 1880
1,426
0 boys · 1,426 girls
Most popular year
1993
94 babies
2025
5
#17,045 for girls
2021–25 vs 2016–20
−25%
Easing
Thania in U.S. Social Security birth records, 1962–2025, per million girls born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
By the numbers
In 2025, this name appeared in 5 U.S. birth records for girls, ranking No. 17,045 among girls’ names. Average annual use for girls was 24.6% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 94 in 1993. Published U.S. population figures for this spelling include 1,879 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.