Family name Каласав (Kalasav 
, Каласав 
) , in the entire world, is a common last name. The cognomen Каласав is habitual in Southern Asia, particularly India, where it is quite a rare surname. Much less frequently, Каласав is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalasav | Turkey, India |
| Каласав | Russia |