>
Surname Каган (Kagan
, Cahan
, Cagan
) , across the world, is a common cognomen. The cognomen Каган is habitual in Israel, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Estonia. Not in comparison with a country's population, it most frequently occurs in the United States, India, and Israel. Much less frequently, Каган is the forename as well as the last name.