In all the world, ביול (Buel 
, ביול 
) is a rare primarily male, but scarcely female first name. The forename ביול is characteristic of the United States, where it is a very rare male name, Philippines, where it is a very rare dominantly masculine, but infrequently feminine name, and India, where it is an extremely rare epicene name. More prevalently, ביול is the last name as well as the forename.