Su
Su is a unisex given name: about 28% of people named Su are men and 72% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.
- Verdict
- Mostly female
- Male / female split
- 28% male / 72% female
- Confidence
- High (64 or more weighted country observations)
- Most common in
- Korea, Vietnam, China
- US births since 1880
- 33 male / 666 female
- Data
- nam_dict (GFDL) + US SSA
- Updated
- 2026-09-11
How to address Su
To address Su when you do not know their gender, use the full name with no title: "Dear Su," in English, "Guten Tag Su," in German. About 28% of people named Su are men and 72% are women, so a gendered salutation is close to a coin flip, and the neutral form above is the safer choice.
Ready-made greetings in six languages
English
Dear Su,
German
Guten Tag Su,
French
Bonjour Su,
Spanish
Estimado/a Su:
Chinese
Su您好：
Japanese
Su様
English
Hi Su,
German
Hi Su,
French
Salut Su,
Spanish
Hola Su,
Chinese
Su你好：
Japanese
Su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 |
|---|---|---|---|
| Korea | common | woman's name | 25% |
| Vietnam | uncommon | unisex name | 50% |
| China | uncommon | unisex name | 50% |
| United States | uncommon | woman's name | 5% |
| Turkey | rare | woman's name | 2% |
United States birth data
33 male · 666 female · 699 births recorded
Since 1980: 11% male.
Frequently asked questions
Is Su a male or female name?
Su is a unisex given name: about 28% of people named Su are men and 72% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.
How do I address Su in an email?
To address Su when you do not know their gender, use the full name with no title: "Dear Su," in English, "Guten Tag Su," in German. About 28% of people named Su are men and 72% are women, so a gendered salutation is close to a coin flip, and the neutral form above is the safer choice.
Is Su a unisex name?
Su is not a unisex name: 28% of people named Su are men. Su 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 Su a male or female name?", https://dearwho.vercel.app/name/su (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_su,
title = {Is Su a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://dearwho.vercel.app/name/su},
note = {Data: nam_dict (GFDL), US SSA public domain}
}