Surname Hayy (Hayy 
) , in all the world, is a rare family name. The family name Hayy is habitual in Malaysia, where it is quite a rare surname, Israel, where it is a rare surname, and Myanmar. Not in comparison with a country's population, it most frequently occurs in South-eastern Asia, particularly Malaysia, Indonesia, and Myanmar. Also, Hayy is the forename as well as the last name.