Surname Kolumbani (Kolumbani 
) , worldwide, is a very rare cognomen. The family name Kolumbani is habitual in Sub-Saharan Africa, particularly Tanzania, where it is a very rare surname. Likewise, Kolumbani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kolumbani | Tanzania |
| jan kolumbani |
|