Casi

Casi is a female given name: 100% of people named Casi are women, and it is recorded as female in 1 of the 1 countries covered.

FemaleMedium

Male 0%Female 100%

Verdict: Female
Male / female split: 0% male / 100% female
Confidence: Medium (8 to 63 weighted country observations)
Most common in: United States
US births since 1880: 0 male / 1,075 female
Data: nam_dict (GFDL) + US SSA
Updated: 2026-09-11

How to address Casi

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

Ready-made greetings in six languages

English

Dear Casi,

German

Guten Tag Casi,

French

Bonjour Casi,

Spanish

Estimado/a Casi:

Chinese

Casi您好：

Japanese

Casi様

English

Hi Casi,

German

Hi Casi,

French

Salut Casi,

Spanish

Hola Casi,

Chinese

Casi你好：

Japanese

Casi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 Casi by country (nam_dict, 55 country columns)
Country	How common	Usually	Male share
United States	uncommon	woman's name	0%

United States birth data

0 male · 1,075 female · 1,075 births recorded

Male 0%Female 100%

Since 1980: 0% male.

Frequently asked questions

Is Casi a male or female name?

Casi is a female given name: 100% of people named Casi are women, and it is recorded as female in 1 of the 1 countries covered.

How do I address Casi in an email?

Is Casi a unisex name?

Casi is not a unisex name: 0% of people named Casi are men. Casi leans strongly female 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 Casi a male or female name?", https://dearwho.vercel.app/name/casi (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.

BibTeX

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