Last name มุกข์ (Muk 
, มุกข์ 
) , all around the world, is quite a rare family name. The cognomen มุกข์ is habitual in Hong Kong, where it is quite a rare surname, Malaysia, and Singapore. Measured by absolute frequency, it most frequently occurs in Indonesia, Malaysia, and Uganda. More frequently, มุกข์ is the forename as well as the last name.