Cognomen Mahtai (Махтай 
, Mahtai 
) , globally, is a very rare last name. The family name Mahtai is habitual in Myanmar, where it is a rare surname, Ukraine, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Myanmar, Ukraine, and India. Also, Mahtai is the forename as well as the last name.