Cognomen Kaunu (Kaunu 
) , all around the world, is a rare family name. The cognomen Kaunu is characteristic of Indonesia, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Kaunu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaunu | India, Indonesia, New Zealand, Nigeria |