Surname Бертолло (Бертолло 
) , all over the world, is a very rare cognomen. The family name Бертолло is characteristic of Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Бертолло | Ukraine, Russia |
| елена станиславовна бертолло RU (b. 1962) |
|