Surname Ойог (Ojog 
, Oyog 
, Ойог 
) , in the entire world, is quite a rare last name. The family name Ойог is habitual in Moldova, where it is quite a common surname, Romania, where it is quite a rare surname, and Philippines. Much less frequently, Ойог is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ojog | Moldova, Spain, Romania, United States, Italy |
| Oyog | Philippines, Malaysia, Canada, United States, Indonesia |
| Ойог | Russia |