Family name Челль (Kjäll 
, Челль 
) , globally, is a rare last name. The surname Челль is habitual in Sweden, where it is quite a rare surname, Finland, where it is a rare surname, and Ukraine, where it is an extremely rare surname. In absolute terms, it is commonest in Sweden, Finland, and Russia. Much less frequently, Челль is the forename as well as the last name.