Family name راغنار (Ragnar 
, Ragner 
, Olavur 
) , throughout the world, is quite a rare cognomen. The last name راغنار is habitual in Northern Europe, particularly Iceland, where it is quite a common surname, Sweden, where it is quite a rare surname, and Norway. Not in comparison with a country's population, it most frequently occurs in Sweden, Algeria, and Norway. More prevalently, راغنار is the forename as well as the last name.