Family name Енгай (Engay 
, Engai 
, Engaj ) , across the world, is quite a rare cognomen. The cognomen Енгай is characteristic of Philippines, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Kazakhstan, where it is a very rare surname. In absolute terms, it most frequently occurs in Philippines, Russia, and Saudi Arabia. Much less frequently, Енгай is the forename as well as the last name.