Family name Biduga (Biduga 
) , all over the world, is a rare last name. The family name Biduga is habitual in Tanzania, where it is a rare surname, Canada, where it is an extremely rare surname, and Nigeria. Very seldom, Biduga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Biduga | Tanzania, India, Nigeria, Canada |