Surname Bjørg (Bjørg 
) , in all the world, is a very rare family name. The surname Bjørg is habitual in Denmark, where it is a rare surname, Norway, and Italy, where it is an extremely rare surname. Much more prevalently, Bjørg is the forename as well as the last name.
Moen, Eriksen, Iversen, Simonsen, Andresen, Andersen, Pedersen, Jacobsen, Johansen, Haugland, Martinsen, Sivertsen, Sørensen, Pettersen, Rasmussen, Lindanger, Halvorsen, Hermansen, Henriksen, Andreassen, Jørgensen, Kristiansen, Nielsen, Johnsen, Rønning, Paulsen, Berg, Bøe, Lund, Eide, Haug, Vole, Mamma, Solli, Hagen, Olsen, Johannessen, Strand, Jensen, Nilsen, Hansen, Haugen, Holmen, Møller, Solheim, Sletten, Aalstad, Karlsen, Larsen, and Christiansen