DearWho
DE
DearWho

Blu

Blu is a unisex given name: about 67% of people named Blu are men and 33% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

Mostly maleLow
Male 67%Female 33%

We have limited data on this name. Treat the verdict as a lead, not a certainty.

Verdict
Mostly male
Male / female split
67% male / 33% female
Confidence
Low (fewer than 8 weighted country observations)
Most common in
United States
US births since 1880
212 male / 106 female
Data
nam_dict (GFDL) + US SSA
Updated
2026-09-11

How to address Blu

To address Blu when you do not know their gender, use the full name with no title: "Dear Blu," in English, "Guten Tag Blu," in German. About 67% of people named Blu are men and 33% 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 Blu,

German

Guten Tag Blu,

French

Bonjour Blu,

Spanish

Estimado/a Blu:

Chinese

Blu您好：

Japanese

Blu様

English

Hi Blu,

German

Hi Blu,

French

Salut Blu,

Spanish

Hola Blu,

Chinese

Blu你好：

Japanese

Blu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 Blu by country (nam_dict, 55 country columns)
CountryHow commonUsuallyMale share
United Statesrareman's name67%

United States birth data

212 male · 106 female · 318 births recorded

Male 67%Female 33%

Since 1980: 59% male.

Frequently asked questions

Is Blu a male or female name?

Blu is a unisex given name: about 67% of people named Blu are men and 33% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

How do I address Blu in an email?

To address Blu when you do not know their gender, use the full name with no title: "Dear Blu," in English, "Guten Tag Blu," in German. About 67% of people named Blu are men and 33% are women, so a gendered salutation is close to a coin flip, and the neutral form above is the safer choice.

Is Blu a unisex name?

Blu is not a unisex name: 67% of people named Blu are men. Blu leans strongly male overall.

Related names

MariaFemaleAnnaFemaleMarieFemalePeterMaleJeanDepends on the countryAlexanderMaleDavidMaleJoseMale

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

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