Cognomen Yoav (Yoav 
, יואב , Йоав 
) , in the world, is quite a common last name. The family name Yoav is characteristic of Israel, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Luxembourg. In absolute terms, it is commonest in Israel, Hungary, and Mexico. More prevalently, Yoav is the forename as well as the last name.