Throughout the world, ואיו (ואיו ) is an extremely rare unknown gender first name. Much more frequently, ואיו is the last name as well as the forename.
Oayo, Oayu, Uayo, Uayu, Vayo, and Vayv
שלמה, and שמואל
) is an extremely rare unknown gender first name. Much more frequently, ואיו is the last name as well as the forename.