Surname Griganova (Griganova, Григанова 
) , across the world, is a very rare cognomen. The surname Griganova is habitual in Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Григанова | Russia, Ukraine |
Григаньова, and Гріганова