Oberg is a surname. Notable people with the surname include:
Kalervo Oberg (1901-1973), anthropologist
Carl Oberg (1897-1965), German general
Lyle Oberg, Alberta politician
James Oberg (born 1944), American space journalist and historian
Margo Oberg, surfing champion
Metta von Oberg (1737-1794), German baroness
Peter Oberg (musician) (born 1953), California based musician and composer
Scott Oberg, baseball player
