Cognomen Мичай (Meechai 
, Мичай) , throughout the world, is quite a rare surname. The family name Мичай is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname. In absolute terms, it most frequently occurs in South-eastern Asia, particularly Thailand, Myanmar, and Malaysia. Much less frequently, Мичай is the forename as well as the last name.