Family name Kačinskas (Kačinskas 
, Качинскас 
) , all around the world, is a very rare cognomen. The cognomen Kačinskas is habitual in Lithuania, where it is quite a rare surname, Ukraine, where it is an extremely rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Kačinskas | Lithuania |
| Качинскас | Russia, Ukraine |
| juozas kačinskas LT (b. 1857) |
|
|
| henrikas kačinskas Lithuanian actor (1903-1986), LT (b. 1903) |
|
|
| enrikas kačinskas Lithuanian actor, LT (b. 1948) |
|
|
| virgilijus kačinskas Lithuanian politician, LT (b. 1959) |
|
|
| rimantas kačinskas LT (b. 1953) |
|
|
| kęstutis kačinskas LT (b. 1955) |
|
|
| rolandas kačinskas Lithuanian diplomat, LT (b. 1971) |
|
|
| irmantas kačinskas (b. 1992) |
|