Family name Ilomba (Ilomba 
) , in the entire world, is a rare cognomen. The surname Ilomba is characteristic of the Democratic Republic of the Congo, where it is a rare surname, Tanzania, where it is a very rare surname, and Philippines. Not in comparison with a country's population, it is the most numerous in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, Tanzania, and Nigeria. Very seldom, Ilomba is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ilomba | Tanzania, Philippines, United States, Democratic Republic of the Congo, Nigeria |