Family name โอชะ (Ocha 
, โอชะ ) , all over the world, is quite a common cognomen. The surname โอชะ is characteristic of Indonesia, where it is quite a rare surname, Nigeria, where it is a rare surname, and Algeria. Measured by absolute frequency, this name is the most popular in Indonesia, Nigeria, and Thailand. Also, โอชะ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ocha | Ethiopia, Nigeria, Indonesia, Thailand, Democratic Republic of the Congo |
| โอชะ | Thailand |