Last name ויי (Wei 
, Way 
, Vaye 
) , across the world, is a prevalent cognomen. The surname ויי is habitual in Mongolia, where it is a prevalent surname, Malaysia, where it is a widespread surname, and Cayman Islands, where it is a common surname (explore the name in all countries). In absolute terms, it is commonest in China, Malaysia, and Mongolia. Much less frequently, ויי is the forename as well as the last name.