Surname Omenga (Omenga 
) , around the globe, is a rare family name. The family name Omenga is habitual in the Democratic Republic of the Congo, where it is a rare surname, Philippines, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Omenga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Omenga | South Africa, Philippines, Nigeria, India, Democratic Republic of the Congo |