Cognomen Ocha (Ocha 
, โอชา , Оча 
) , in the world, is quite a common family name. The last name Ocha is characteristic of Indonesia, where it is quite a rare surname, Thailand, where it is a rare surname, and Kyrgyzstan. In absolute terms, it is the most numerous in Indonesia, Nigeria, and Thailand. Also, Ocha is the forename as well as the last name.