Cognomen Ben-Ezer (Ben-Ezer 
) , in the entire world, is a very rare family name. The family name Ben-Ezer is habitual in Israel, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Ben-Ezer is the forename as well as the last name. Parts of the name also exists independently as a first name Ben, and a last name Ezer.