Surname Багдонавичус (Багдонавичус 
) , in all the world, is an extremely rare cognomen. The last name Багдонавичус is habitual in Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Likewise, Багдонавичус is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Багдонавичус | Russia, Kazakhstan |