Cognomen Okiss (Okiss 
) , across the world, is a rare last name. The cognomen Okiss is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Okiss is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Okiss | Brazil, Democratic Republic of the Congo, Nigeria, India |