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Cognomen Ollus (Ello
, Ollus
) , around the world, is a common surname. The cognomen Ollus is habitual in Ivory Coast, where it is quite a rare surname, Philippines, and the Democratic Republic of the Congo. Very seldom, Ollus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ello | Ivory Coast, Philippines, Indonesia, Democratic Republic of the Congo, Cameroon |
| Ollus | Finland, Philippines |