Thi
- US rank
- Unranked
- Syllables
- 1
- Peak
- #3,898 in 1982
0 babies were named Thi in the US in 2025.
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US births per million girls, 1976–2025
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Thi you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryThi first shows up in US birth records in 1976, the first year at least 5 babies got it. It has been in use for 49 years since.
- Best yearIts best year was 1982, when it reached #3,898.
About the name Thi
Thi is a girl name of Vietnamese origin. It has 3 letters and 1 syllable, starting with T and ending in “-thi”. US birth records list Thi for girls from 1976 to 2018, in 39 of those 43 years. Its best year was 1982, when it ranked #3,898 among girl names. It hasn't been given to 5 or more US babies in a year since 2018, so today it's a genuinely rare choice.
Origin:Vietnamese names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 3.9 | 254,777 girls |
| 1980s | 6.7 | 149,925 girls |
| 1990s | 6.6 | 152,439 girls |
| 2000s | 6.2 | 161,290 girls |
| 2010s | 2.3 | 441,176 girls |
Other spellings of Thi
More Vietnamese girl names
- Girl name: Nhi · small, little
- Unisex name: Nairi · ancient name of Armenia
- Girl name: Quynh · night-blooming flower
- Unisex name: Bay · bay
- Unisex name: Bijou · jewel
- Unisex name: Miya
- Girl name: Mai
- Girl name: Analeigh
Questions about the name Thi
What is the origin of the name Thi?
Thi has Vietnamese roots in our records. Other Vietnamese names include Nhi, Nairi, Quynh.
Is Thi a boy or girl name?
Thi is a girl name.
How popular is the name Thi?
Thi is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2018. It peaked at #3,898 in 1982.