Namesakes
Bertil Albertsson
(a.k.a. Gustaf) (m) 1921-2008 
Olympic Medalists 1948 10000 m (bronze)
Carl XVI Gustaf
(m) 1946-
Swedish Kings and Queens 1973-
Carl Gustaf Ekman
(m) 1872-1945
Swedish Prime Ministers 1926-1928; 1930-1932
Carl Gustaf Emil Mannerheim
(m) 1867-1951
Finnish Presidents and Prime Ministers 1944-1946 (president)
Notable Military Figures
Carl Swartz
(a.k.a. Gustaf) (m) 1858-1926
Swedish Prime Ministers 1917
Erik Gustaf Boström
(m) 1842-1907
Swedish Prime Ministers 1891-1900; 1902-1905
Gustaf VI Adolf
(m) 1882-1973
Swedish Kings and Queens 1950-1973
Gustaf Adolf of Sweden
(m) 1906-1947
Other Royalty 1906-1947 Sweden (prince)
Gustaf Åkerhielm
(m) 1833-1900
Swedish Prime Ministers 1889-1891
Gustaf Blomgren
(m) 1887-1956
Olympic Medalists 1912 diving - platform (bronze)
Gustaf Adolf Boltenstern Sr.
(m) 1861-1935
Olympic Medalists 1912 equestrian (silver)
Gustaf Dalén
(m) 1869-1937
Nobel Prize Winners 1912 (physics)
Notable Scientists and Inventors
Gustaf Fjæstad
(m) 1868-1948
Notable Artists
Gustaf Jansson
(m) 1922-2012
Olympic Medalists 1952 marathon (bronze)
Gustaf Lindblom
(m) 1891-1960
Olympic Medalists 1912 triple jump (gold)
Gustaf Mattsson
(m) 1893-1977
Olympic Medalists 1920 cross country team (bronze)
Gustaf Adolf Reuterholm
(m) 1756-1813
Notable Politicians and Statespeople
Gustaf Skarsgård
(m) 1980-
Notable Actors and Entertainers (actor)
Gustaf Tenggren
(m) 1896-1970
Notable Artists
Gustaf Wejnarth
(m) 1902-1990
Olympic Medalists 1924 4x400 m relay (silver)
Gustav V
(a.k.a. Gustaf) (m) 1858-1950
Swedish Kings and Queens 1907-1950
Kjell Svensson
(a.k.a. Gustaf) (m) 1938-
Olympic Medalists 1964 ice hockey (silver)
Nicolas of Sweden
(a.k.a. Gustaf) (m) 2015-
Other Royalty 2015- Sweden (prince)