Sigfrid Emil "Sigge" Oberg (February 22, 1907 - April 2, 1949) was a Swedish hockey player who was a member of the silver-medal winning Swedish National Team at the 1928 Winter Olympics, scoring one goal in five games. He also competed at the World Championships in 1931 and 1935, as well as the 1932 European Championship. Oberg won four Swedish titles with Hammarby IF in 19232, 1933, 1936, and 1937 and finished second five times. In 1949 he was found dead in the Hammarby canal in Stockholm.