Surname โอกิ (Oki 
, Ogi , Oghi 
) , worldwide, is a common family name. The surname โอกิ is characteristic of Papua New Guinea, where it is quite a rare surname, Nigeria, and Indonesia. Not in comparison with a country's population, this name is the most popular in Indonesia, Nigeria, and India. More prevalently, โอกิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ogi, Oki | Japan, United States, India, Nigeria, Indonesia |
| Oghi | Saudi Arabia, United States, India, Nigeria, Indonesia |
| โอกิ | Thailand |