Last name Усанович (Усанович 
) , all over the world, is a very rare cognomen. The surname Усанович is characteristic of Kazakhstan, where it is a very rare surname, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Усанович | Kazakhstan, Russia, Ukraine |
| михаил ильич усанович Russian physical chemist, UA (b. 1894) |
|