Family name Batay (Batay 
, Батай 
, Bataille 
) , in the entire world, is a common cognomen. The cognomen Batay is habitual in France, where it is quite a common surname, Belgium, where it is quite a rare surname, and Haiti. In absolute terms, this name is the most popular in France, India, and Belgium. Very seldom, Batay is the forename as well as the last name.