Cognomen Musna (มัสยา 
, Musna 
) , in all the world, is a rare last name. The family name Musna is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, Indonesia, and Thailand, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Indonesia, Malaysia, and India. More frequently, Musna is the forename as well as the last name.