Marius
Marius is a male given name: 98% of people named Marius are men, and it is recorded as male in 17 of the 17 countries covered.
Marius · Maríus
- Verdict
- Male
- Male / female split
- 98% male / 2% female
- Confidence
- High (64 or more weighted country observations)
- Most common in
- Romania, Lithuania, United States
- Also spelled
- Maríus
- US births since 1880
- 2,211 male / 0 female
- Data
- nam_dict (GFDL) + US SSA
- Updated
- 2026-09-11
How to address Marius
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Marius," in English, "Guten Tag Marius," in German. Marius is a male given name: about 98% of people named Marius are men. A quick look at a profile confirms it for certain.
Ready-made greetings in six languages
English
Dear Marius,
German
Guten Tag Marius,
French
Bonjour Marius,
Spanish
Estimado/a Marius:
Chinese
Marius您好：
Japanese
Marius様
English
Hi Marius,
German
Hi Marius,
French
Salut Marius,
Spanish
Hola Marius,
Chinese
Marius你好：
Japanese
Marius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 |
|---|---|---|---|
| Romania | common | man's name | 98% |
| Lithuania | uncommon | man's name | 98% |
| United States | uncommon | man's name | 100% |
| Denmark | uncommon | man's name | 98% |
| France | uncommon | man's name | 98% |
| Norway | uncommon | man's name | 98% |
| Switzerland | rare | man's name | 98% |
| Iceland | rare | man's name | 98% |
| Netherlands | rare | man's name | 98% |
| Austria | rare | man's name | 98% |
| Belgium | rare | man's name | 98% |
| Germany | rare | man's name | 98% |
Show all 17 countries
| Country | How common | Usually | Male share |
|---|---|---|---|
| Luxembourg | rare | man's name | 98% |
| Moldova | rare | man's name | 98% |
| Estonia | rare | man's name | 98% |
| East Frisia | rare | man's name | 98% |
| Malta | rare | man's name | 98% |
United States birth data
2,211 male · 0 female · 2,211 births recorded
Since 1980: 100% male.
Frequently asked questions
Is Marius a male or female name?
Marius is a male given name: 98% of people named Marius are men, and it is recorded as male in 17 of the 17 countries covered.
How do I address Marius in an email?
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Marius," in English, "Guten Tag Marius," in German. Marius is a male given name: about 98% of people named Marius are men. A quick look at a profile confirms it for certain.
Is Marius a unisex name?
Marius is not a unisex name: 98% of people named Marius are men. Marius 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 Marius a male or female name?", https://dearwho.vercel.app/name/marius (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_marius,
title = {Is Marius a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://dearwho.vercel.app/name/marius},
note = {Data: nam_dict (GFDL), US SSA public domain}
}