All over the world, มัธยัสถ์ (มัธยัสถ์ 
) is a very rare largely boy's, but infrequently feminine first name. The first name มัธยัสถ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare dominantly boy's, but uncommonly female name. More frequently, มัธยัสถ์ is the last name as well as the forename.