Family name Kuzlo (Kuzlo 
, Кузло ) , throughout the world, is a rare cognomen. The surname Kuzlo is habitual in Ukraine, where it is a rare surname, Russia, where it is a very rare surname, and South Africa, where it is an extremely rare surname. Much less frequently, Kuzlo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuzlo | Russia, South Africa, United States, Poland, Ukraine |
| Кузло | Ukraine, Russia |