890births recorded
3Countries
2Variants
1981Peak · United States
#8910United States 2025
Kao is a boy name family recorded 890 times in 3 countries since 1958. It ranks highest today in the United States (#8910 in 2025). Its all-time peak was in the United States in 1981, at 1.6 births per 100,000. Elsewhere it is mostly given as Chao (Argentina).
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Kao
How we grouped these names
- Kao ↔ Chao — spelling variant
Questions about Kao
How popular is the name Kao?
In 2025 it ranked #8910 in the United States. Official registers record 890 births across 3 countries.
What is Kao in other languages?
Chao (English).
When was Kao most popular?
It peaked in the United States in 1981, at 1.6 births per 100,000.
Is Kao a boy or a girl name?
In official birth registers, Kao is a boy name.