Cognomen Kondratavičius (Kondratavičius 
) , around the globe, is a very rare family name. The last name Kondratavičius is habitual in Northern Europe, particularly Lithuania, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kondratavičius | Lithuania |
| alfredas kondratavičius Lithuanian dancer, LT (b. 1944) |
|