Surname Olympius (Олимпий 
, Olympius 
) , across the world, is a very rare cognomen. The cognomen Olympius is characteristic of the United States, where it is an extremely rare surname, Canada, and Russia. More prevalently, Olympius is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Олимпий | Kazakhstan, Russia, Belarus |
| Olympius | Canada, South Africa, United States |