Last name Maniwan (มณีวรรณ 
, มณีวรรณ์ , Maniwan 
) , in the entire world, is quite a common family name. The last name Maniwan is characteristic of South-eastern Asia, particularly Thailand, where it is quite a common surname, Malaysia, where it is a very rare surname, and Philippines. Also, Maniwan is the forename as well as the last name.