Family name Калусовский (Калусовский 
) , globally, is a very rare surname. The surname Калусовский is habitual in Eastern Europe, particularly Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Калусовский | Russia |
| калусовский, цезарий игнатьевич RU (b. 1836) |
|