Last name Mmay (เมย์ 
, Mmay 
) , globally, is a very rare family name. The cognomen Mmay is habitual in Thailand, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and the United Kingdom. Not in comparison with a country's population, it is commonest in Thailand, Nigeria, and the United States. More frequently, Mmay is the forename as well as the last name.