Theresa
Theresa is a female given name: 100% of people named Theresa are women, and it is recorded as female in 8 of the 8 countries covered.
- Verdict
- Female
- Male / female split
- 0% male / 100% female
- Confidence
- High (64 or more weighted country observations)
- Most common in
- United States, Great Britain, Ireland
- US births since 1880
- 1,217 male / 403,324 female
- Data
- nam_dict (GFDL) + US SSA
- Updated
- 2026-09-11
How to address Theresa
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Theresa," in English, "Guten Tag Theresa," in German. Theresa is a female given name: about 100% of people named Theresa are women. A quick look at a profile confirms it for certain.
Ready-made greetings in six languages
English
Dear Theresa,
German
Guten Tag Theresa,
French
Bonjour Theresa,
Spanish
Estimado/a Theresa:
Chinese
Theresa您好：
Japanese
Theresa様
English
Hi Theresa,
German
Hi Theresa,
French
Salut Theresa,
Spanish
Hola Theresa,
Chinese
Theresa你好：
Japanese
Theresaさん
This is a statistical estimate, not a statement about the gender, identity or correct form of address of any particular person.
Country breakdown
| Country | How common | Usually | Male share |
|---|---|---|---|
| United States | very common | woman's name | 0% |
| Great Britain | uncommon | woman's name | 2% |
| Ireland | uncommon | woman's name | 2% |
| Malta | uncommon | woman's name | 2% |
| Austria | rare | woman's name | 2% |
| Switzerland | rare | woman's name | 2% |
| Germany | rare | woman's name | 2% |
| Sweden | rare | woman's name | 2% |
United States birth data
1,217 male · 403,324 female · 404,541 births recorded
Since 1980: 0% male.
Frequently asked questions
Is Theresa a male or female name?
Theresa is a female given name: 100% of people named Theresa are women, and it is recorded as female in 8 of the 8 countries covered.
How do I address Theresa in an email?
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Theresa," in English, "Guten Tag Theresa," in German. Theresa is a female given name: about 100% of people named Theresa are women. A quick look at a profile confirms it for certain.
Is Theresa a unisex name?
Theresa is not a unisex name: 0% of people named Theresa are men. Theresa leans strongly female overall.
Related names
Sources
Gender by country: nam_dict, the c't first-names dictionary by Joerg Michael, roughly 44,000 names across 55 countries, licensed GFDL. US frequencies: United States Social Security Administration baby-name data, public domain. Method: how we classify names. Full dataset: data & licences. Data built 2026-09-11.
DearWho, "Is Theresa a male or female name?", https://dearwho.vercel.app/name/theresa (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_theresa,
title = {Is Theresa a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://dearwho.vercel.app/name/theresa},
note = {Data: nam_dict (GFDL), US SSA public domain}
}