Wiliam

Wiliam is a male given name: 100% of people named Wiliam are men, and it is recorded as male in 1 of the 1 countries covered.

MaleMedium

Male 100%Female 0%

Verdict: Male
Male / female split: 100% male / 0% female
Confidence: Medium (8 to 63 weighted country observations)
Most common in: United States
US births since 1880: 1,174 male / 0 female
Data: nam_dict (GFDL) + US SSA
Updated: 2026-09-11

How to address Wiliam

When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Wiliam," in English, "Guten Tag Wiliam," in German. Wiliam is a male given name: about 100% of people named Wiliam are men. A quick look at a profile confirms it for certain.

Ready-made greetings in six languages

English

Dear Wiliam,

German

Guten Tag Wiliam,

French

Bonjour Wiliam,

Spanish

Estimado/a Wiliam:

Chinese

Wiliam您好：

Japanese

Wiliam様

English

Hi Wiliam,

German

Hi Wiliam,

French

Salut Wiliam,

Spanish

Hola Wiliam,

Chinese

Wiliam你好：

Japanese

Wiliam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 Wiliam by country (nam_dict, 55 country columns)
Country	How common	Usually	Male share
United States	uncommon	man's name	100%

United States birth data

1,174 male · 0 female · 1,174 births recorded

Male 100%Female 0%

Since 1980: 100% male.

Frequently asked questions

Is Wiliam a male or female name?

Wiliam is a male given name: 100% of people named Wiliam are men, and it is recorded as male in 1 of the 1 countries covered.

How do I address Wiliam in an email?

Is Wiliam a unisex name?

Wiliam is not a unisex name: 100% of people named Wiliam are men. Wiliam leans strongly male overall.

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

BibTeX

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