Family name 约夫 (约夫 
, Yoffe 
) , in all the world, is a rare surname. The last name 约夫 is habitual in Uruguay, where it is a rare surname, Israel, and Argentina. Not in comparison with a country's population, it most frequently occurs in the United States, Argentina, and Israel. Very seldom, 约夫 is the forename as well as the last name.