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Cu

Cu is a unisex given name: about 50% of people named Cu are men and 50% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

UnisexMedium
Male 50%Female 50%

This name is used for both men and women without a strong lean either way.

Verdict
Unisex
Male / female split
50% male / 50% female
Confidence
Medium (8 to 63 weighted country observations)
Most common in
Vietnam
Data
nam_dict (GFDL) + US SSA
Updated
2026-09-11

How to address Cu

To address Cu when you do not know their gender, use the full name with no title: "Dear Cu," in English, "Guten Tag Cu," in German. About 50% of people named Cu are men and 50% 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 Cu,

German

Guten Tag Cu,

French

Bonjour Cu,

Spanish

Estimado/a Cu:

Chinese

Cu您好：

Japanese

Cu様

English

Hi Cu,

German

Hi Cu,

French

Salut Cu,

Spanish

Hola Cu,

Chinese

Cu你好：

Japanese

Cuさん

Greeting generator

This is a statistical estimate, not a statement about the gender, identity or correct form of address of any particular person.

Country breakdown

Gender of the name Cu by country (nam_dict, 55 country columns)
CountryHow commonUsuallyMale share
Vietnamuncommonunisex name50%

Frequently asked questions

Is Cu a male or female name?

Cu is a unisex given name: about 50% of people named Cu are men and 50% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

How do I address Cu in an email?

To address Cu when you do not know their gender, use the full name with no title: "Dear Cu," in English, "Guten Tag Cu," in German. About 50% of people named Cu are men and 50% are women, so a gendered salutation is close to a coin flip, and the neutral form above is the safer choice.

Is Cu a unisex name?

Cu is a unisex name: 50% of people named Cu are men. The split stays close across most of the countries in the data.

Related names

VanMostly maleThiMostly femaleThanhUnisexHungMostly maleTienMostly maleAnhMostly femaleMinhMostly femaleTuanMostly male

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.

Cite this page

DearWho, "Is Cu a male or female name?", https://dearwho.vercel.app/name/cu (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.

BibTeX
@misc{dearwho_cu,
  title  = {Is Cu a male or female name?},
  author = {{DearWho}},
  year   = {2026},
  url    = {https://dearwho.vercel.app/name/cu},
  note   = {Data: nam_dict (GFDL), US SSA public domain}
}