Last name โอฬา (Ola 
, โอฬา 
) , all over the world, is a widespread cognomen. The surname โอฬา is characteristic of Albania, where it is quite a common surname, Nigeria, and Iceland, where it is quite a rare surname. In absolute terms, it is commonest in Nigeria, Indonesia, and Philippines. More prevalently, โอฬา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ola | Nigeria, Sweden, Poland, Egypt, Syria |
| โอฬา | Thailand |