Surname Kuboja (Kuboja 
) , in the entire world, is quite a rare last name. The family name Kuboja is characteristic of Tanzania, where it is quite a rare surname, Belgium, where it is a very rare surname, and Norway. Very seldom, Kuboja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuboja | Norway, Belgium, United Kingdom, Tanzania |