Surname Munan (Munan 
, 木南 , 木楠 ) , across the world, is quite a rare last name. The family name Munan is characteristic of Malaysia, where it is quite a rare surname, Belarus, where it is a rare surname, and Bulgaria. Not in comparison with a country's population, it is the most numerous in India, Malaysia, and Indonesia. More frequently, Munan is the forename as well as the last name.