Cognomen Munai (Munai 
) , globally, is quite a rare surname. The surname Munai is habitual in Kenya, where it is quite a rare surname, Malaysia, where it is a rare surname, and Indonesia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Kenya, India, and Indonesia. More frequently, Munai is the forename as well as the last name.