Cognomen Бигунова (Бигунова 
, Bigunova 
) , all around the world, is a very rare last name. The cognomen Бигунова is characteristic of Russia, where it is a very rare surname, Spain, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Бигунова | Russia, Ukraine |
| Bigunova | Spain, Russia |