Surname Bulonza (Bulonza 
) , in the world, is a rare last name. The surname Bulonza is habitual in the Democratic Republic of the Congo, where it is a rare surname, Norway, where it is a very rare surname, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bulonza | Democratic Republic of the Congo, United Kingdom, France, United States, Norway |