Loberg or Løberg is a surname. Notable people with the surname include:
Claes Loberg (born 1970), Swedish-born Australian technology entrepreneur and designer Edwin A. Loberg (1915-2004), American colonel Kristin Loberg, American ghostwriter Molly Loberg (born 1976), American historian and author Frode Løberg (born 1963), Norwegian biathlete Liv Løberg (born 1949), Norwegian politician Sverre Løberg (1905–1976), Norwegian politician