Across the world, Caulis (Kubis 
, Koal 
, Kaali 
) is quite a common unisex first name. The first name Caulis is characteristic of India, where it is a rare epicene name, Czechia, where it is a rare masculine name, and Saudi Arabia. More prevalently, Caulis is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kubis | Czechia, Germany, Slovakia, Poland, India |
| Koal | Germany, Brazil, United States, Poland, India |
| Kaali | Malaysia, Brazil, Tanzania, United States, India |
| Caulis | India, United Kingdom, United States |