Family name កាក់ (Kak 
, កាក់ 
) , across the world, is a common last name. The family name កាក់ is characteristic of Cambodia, where it is quite a common surname, Lebanon, where it is quite a rare surname, and Malaysia. Not in comparison with a country's population, it most frequently occurs in India, Cambodia, and Malaysia. Likewise, កាក់ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kak | Malaysia, Iraq, Morocco, India, Indonesia |
| កាក់ | Cambodia |