Surname Koncevičius (Koncevičius 
) , around the globe, is a very rare last name. The cognomen Koncevičius is characteristic of Northern Europe, particularly Lithuania, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koncevičius | Lithuania |
| jonas koncevičius (b. 1835) |
|
|
| vytautas koncevičius LT (b. 1941) |
|