Across the world, เพ็ญมาศ (เพ็ญมาศ 
, Penmat 
) is a very rare principally girly, but very seldom male given name. The given name เพ็ญมาศ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare predominantly female, but scarcely boy's name. Also, เพ็ญมาศ is the last name as well as the forename.