Family name Kononovas (Kononovas 
) , in the world, is a very rare surname. The family name Kononovas is characteristic of Lithuania, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Very seldom, Kononovas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kononovas | United Kingdom, Russia, United States, Lithuania |