Family name ម៉ាស់ម៉ូត (ម៉ាស់ម៉ូត 
) , worldwide, is an extremely rare cognomen. The cognomen ម៉ាស់ម៉ូត is habitual in South-eastern Asia, particularly Cambodia, where it is a very rare surname. More frequently, ម៉ាស់ម៉ូត is the forename as well as the last name.