Hiro
Hiro is classified as a unisex given name in our dataset. A first name alone does not establish someone’s gender or preferred form of address.
Confidence describes the weight of the source data, not a measured accuracy rate.
This name is used for both men and women without a strong lean either way.
- Verdict
- Unisex
- Confidence
- Medium (source weight 8 to 63; not an accuracy rate)
- High source frequency in
- Japan, United States
- US records 1880–2017
- 459 male / 5 female
- Data
- nam_dict (GFDL) + US SSA
- Dataset built
- 2026-09-11
How to address Hiro
If you do not know Hiro’s preferred form of address, use a greeting without Mr or Ms: “Dear Hiro,” in English, “Guten Tag Hiro,” in German. Include their family name if you know it. The name’s classification describes its usage. Follow the form of address the person uses for themselves.
Ready-made greetings in six languages
English
Dear Hiro,
German
Guten Tag Hiro,
French
Bonjour Hiro,
Spanish
Estimado/a Hiro:
Chinese
Hiro您好：
Japanese
Hiro様
English
Hi Hiro,
German
Hi Hiro,
French
Salut Hiro,
Spanish
Hola Hiro,
Chinese
Hiro你好：
Japanese
Hiro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 |
|---|---|---|
| Japan | rare | woman's name |
| United States | rare | man's name |
United States birth data
459 male · 5 female · 464 births recorded
Records from 1980–2017: 100% male.
Frequently asked questions
Is Hiro a male or female name?
Hiro is classified as a unisex given name in our dataset. A first name alone does not establish someone’s gender or preferred form of address.
How do I address Hiro in an email?
If you do not know Hiro’s preferred form of address, use a greeting without Mr or Ms: “Dear Hiro,” in English, “Guten Tag Hiro,” in German. Include their family name if you know it. The name’s classification describes its usage. Follow the form of address the person uses for themselves.
Is Hiro a unisex name?
Hiro is classified as a unisex name in our dataset. This does not establish a 50:50 population split. The country table shows the individual source classifications.
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 (1880–2017), public domain. Classifications are not measured accuracy rates. Method: how we classify names. Full dataset: data & licences. US source data (babynames). Dataset built 2026-09-11; this is not a new collection date for the source records.
DearWho, "Is Hiro a male or female name?", https://www.dearwho.app/name/hiro. Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_hiro,
title = {Is Hiro a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://www.dearwho.app/name/hiro},
note = {Data: nam_dict (GFDL), US SSA public domain}
}