Cognomen Kalousa (Kalousa 
) , in the world, is a very rare family name. The last name Kalousa is characteristic of Greece, where it is a rare surname, and Canada, where it is an extremely rare surname. Likewise, Kalousa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalousa | Greece, Canada, United States |