Foster
Foster is a male given name: 99% of people named Foster are men, and it is recorded as male in 1 of the 1 countries covered.
- Verdict
- Male
- Male / female split
- 99% male / 1% female
- Confidence
- High (64 or more weighted country observations)
- Most common in
- United States
- US births since 1880
- 11,354 male / 145 female
- Data
- nam_dict (GFDL) + US SSA
- Updated
- 2026-09-11
How to address Foster
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Foster," in English, "Guten Tag Foster," in German. Foster is a male given name: about 99% of people named Foster are men. A quick look at a profile confirms it for certain.
Ready-made greetings in six languages
English
Dear Foster,
German
Guten Tag Foster,
French
Bonjour Foster,
Spanish
Estimado/a Foster:
Chinese
Foster您好:
Japanese
Foster様
English
Hi Foster,
German
Hi Foster,
French
Salut Foster,
Spanish
Hola Foster,
Chinese
Foster你好:
Japanese
Foster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 | Male share |
|---|---|---|---|
| United States | common | man's name | 99% |
United States birth data
11,354 male · 145 female · 11,499 births recorded
Since 1980: 97% male.
Frequently asked questions
Is Foster a male or female name?
Foster is a male given name: 99% of people named Foster are men, and it is recorded as male in 1 of the 1 countries covered.
How do I address Foster in an email?
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Foster," in English, "Guten Tag Foster," in German. Foster is a male given name: about 99% of people named Foster are men. A quick look at a profile confirms it for certain.
Is Foster a unisex name?
Foster is not a unisex name: 99% of people named Foster are men. Foster leans strongly male overall.
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, public domain. Method: how we classify names. Full dataset: data & licences. Data built 2026-09-11.
DearWho, "Is Foster a male or female name?", https://dearwho.vercel.app/name/foster (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_foster,
title = {Is Foster a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://dearwho.vercel.app/name/foster},
note = {Data: nam_dict (GFDL), US SSA public domain}
}