Sergiu
Sergiu is a male given name: 98% of people named Sergiu are men, and it is recorded as male in 2 of the 2 countries covered.
- Verdict
- Male
- Male / female split
- 98% male / 2% female
- Confidence
- High (64 or more weighted country observations)
- Most common in
- Moldova, Romania
- Data
- nam_dict (GFDL) + US SSA
- Updated
- 2026-09-11
How to address Sergiu
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Sergiu," in English, "Guten Tag Sergiu," in German. Sergiu is a male given name: about 98% of people named Sergiu are men. A quick look at a profile confirms it for certain.
Ready-made greetings in six languages
English
Dear Sergiu,
German
Guten Tag Sergiu,
French
Bonjour Sergiu,
Spanish
Estimado/a Sergiu:
Chinese
Sergiu您好：
Japanese
Sergiu様
English
Hi Sergiu,
German
Hi Sergiu,
French
Salut Sergiu,
Spanish
Hola Sergiu,
Chinese
Sergiu你好：
Japanese
Sergiu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 |
|---|---|---|---|
| Moldova | common | man's name | 98% |
| Romania | uncommon | man's name | 98% |
Frequently asked questions
Is Sergiu a male or female name?
Sergiu is a male given name: 98% of people named Sergiu are men, and it is recorded as male in 2 of the 2 countries covered.
How do I address Sergiu in an email?
When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Sergiu," in English, "Guten Tag Sergiu," in German. Sergiu is a male given name: about 98% of people named Sergiu are men. A quick look at a profile confirms it for certain.
Is Sergiu a unisex name?
Sergiu is not a unisex name: 98% of people named Sergiu are men. Sergiu 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 Sergiu a male or female name?", https://dearwho.vercel.app/name/sergiu (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.
BibTeX
@misc{dearwho_sergiu,
title = {Is Sergiu a male or female name?},
author = {{DearWho}},
year = {2026},
url = {https://dearwho.vercel.app/name/sergiu},
note = {Data: nam_dict (GFDL), US SSA public domain}
}