DearWho
DE
DearWho

Onnie

Onnie is a unisex given name: about 38% of people named Onnie are men and 62% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

UnisexMedium
Male 38%Female 62%

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

Verdict
Unisex
Male / female split
38% male / 62% female
Confidence
Medium (8 to 63 weighted country observations)
Most common in
United States
US births since 1880
657 male / 1,074 female
Data
nam_dict (GFDL) + US SSA
Updated
2026-09-11

How to address Onnie

To address Onnie when you do not know their gender, use the full name with no title: "Dear Onnie," in English, "Guten Tag Onnie," in German. About 38% of people named Onnie are men and 62% 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 Onnie,

German

Guten Tag Onnie,

French

Bonjour Onnie,

Spanish

Estimado/a Onnie:

Chinese

Onnie您好：

Japanese

Onnie様

English

Hi Onnie,

German

Hi Onnie,

French

Salut Onnie,

Spanish

Hola Onnie,

Chinese

Onnie你好：

Japanese

Onnie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 Onnie by country (nam_dict, 55 country columns)
CountryHow commonUsuallyMale share
United Statesuncommonunisex name38%

United States birth data

657 male · 1,074 female · 1,731 births recorded

Male 38%Female 62%

Since 1980: 45% male.

Frequently asked questions

Is Onnie a male or female name?

Onnie is a unisex given name: about 38% of people named Onnie are men and 62% are women, so a gendered salutation is a coin flip and the neutral form is the safe choice.

How do I address Onnie in an email?

To address Onnie when you do not know their gender, use the full name with no title: "Dear Onnie," in English, "Guten Tag Onnie," in German. About 38% of people named Onnie are men and 62% are women, so a gendered salutation is close to a coin flip, and the neutral form above is the safer choice.

Is Onnie a unisex name?

Onnie is a unisex name: 38% of people named Onnie are men. The split stays close across most of the countries in the data.

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

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