Surname Karlovych (Карлович 
, Karlovych 
) , across the world, is a rare family name. The cognomen Karlovych is characteristic of Belarus, where it is quite a rare surname, Kazakhstan, and Ukraine, where it is a rare surname. In absolute terms, it is the most numerous in Kazakhstan, Belarus, and Russia. Much less frequently, Karlovych is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Карлович | Ukraine, Kazakhstan, Belarus, Russia, Armenia |
| Karlovych | Ukraine, Malaysia |