Surname Okso (Ochse 
, Okso 
) , throughout the world, is quite a rare family name. The last name Okso is characteristic of Germany, where it is a rare surname, South Africa, and Netherlands. Not in comparison with a country's population, it is the most numerous in Germany, South Africa, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Ochse | Netherlands, Australia, United States, Germany, South Africa |
| Okso | Thailand |