Surname ม้าย (Mai 
, ม้าย) , in the world, is a widespread family name. The cognomen ม้าย is characteristic of Macao, where it is a common surname, Vietnam, and Belize (explore the name in all countries). In absolute terms, it is the most numerous in Pakistan, China, and Vietnam. Also, ม้าย is the forename as well as the last name.