Surname Olli-Matti (Olli-Matti 
) , in the world, is a very rare cognomen. The family name Olli-Matti is habitual in Eastern Europe, particularly Hungary, where it is a rare surname. More frequently, Olli-Matti is the forename as well as the last name. Parts of the name also exists independently as a first name Olli, and a first name Matti.
| VARIANT | COUNTRY |
|---|---|
| Olli-Matti | Hungary, Finland |