Surname Saponov (Saponov 
, Сапонов 
) , in all the world, is a rare cognomen. The surname Saponov is characteristic of Russia, where it is a rare surname, Kazakhstan, and Ukraine, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Saponov | Russia, United States |
| Сапонов | Kyrgyzstan, Kazakhstan, Russia, Ukraine |