Namesakes
German Chancellors and Presidents:
2 chancellors, 1 president
(chancellor) Gustav Bauer 1919-1920 
(chancellor) Gustav Stresemann 1923
(president) Gustav Heinemann 1969-1974
Hurricanes and Tropical Storms:
3 hurricanes, 2 storms
Storm Gustav 1984
Hurricane Gustav 1990
Storm Gustav 1996
Hurricane Gustav 2002
Hurricane Gustav 2008
Nobel Prize Winners:
1 peace, 1 physics
(physics) Gustav Ludwig Hertz 1925
(peace) Gustav Stresemann 1926
Notable Activists and Revolutionaries:
1 social activist
(social activist) Adolf Brand (a.k.a. Gustav) 1874-1945
Notable Actors and Entertainers:
4 actors
Gustav Adolf Semler 1885-1968
Gustav von Wangenheim 1895-1975
Gustav Knuth 1901-1987
Curd Jürgens (middle name Gustav) 1915-1982
Notable Artists:
1 painter, 1 sculptor
Gustav Klimt 1862-1918
Gustav Vigeland 1869-1943
Notable Athletes:
1 soccer
(soccer) Pontus Jansson (middle name Gustav) 1991-
Notable Businesspeople:
1 businessperson
Gustav Wilhelm Wolff 1834-1913
Notable Explorers and Adventurers:
2 explorers
Gustav Adolf Fischer 1848-1886
Gustav Adolf von Götzen 1866-1910
Notable Filmmakers:
1 director
Gustav von Wangenheim 1895-1975
Notable Military Figures:
1 commander, 1 general
Gustav II Adolf 1594-1632
Rüdiger von der Goltz (a.k.a. Gustav) 1865-1946
Notable Musicians:
2 composers
Gustav Mahler 1860-1911
Gustav Holst 1874-1934
Notable Philosophers and Thinkers:
1 economist, 1 theologian
Karl Knies (middle name Gustav) 1821-1898
Adolf von Harnack (middle name Gustav) 1851-1930
Notable Politicians and Statespeople:
2 politicians
Alexander von Schleinitz (middle name Gustav) 1807-1885
Gustav Adolf von Götzen 1866-1910
Notable Scientists and Inventors:
3 physicists, 1 physician
Gustav Kirchhoff 1824-1887
Adolf von Strümpell (middle name Gustav) 1853-1925
Gustav Mie 1868-1957
Gustav Ludwig Hertz 1887-1975
Notable Writers:
1 author
Adolf Brand (a.k.a. Gustav) 1874-1945
Olympic Medalists:
2 gold, 2 silver, 1 bronze, 1 bronze/gold/silver
(silver) Gustav Schürger 1936 water polo
(gold) Adolph Kiefer (middle name Gustav) 1936 swimming - 100 m backstroke
(bronze) Åke Andersson (middle name Gustav) 1952 ice hockey
(bronze/gold/silver) Gustav Weder 1992; 1994 bobsleigh
(silver) Gustav Nyquist 2014 ice hockey
(gold) Armand Duplantis (middle name Gustav) 2020 pole vault
Other Leaders:
1 prime minister
Prime Minister Gustav Schädler 1922-1928 Liechtenstein
Other Notables:
1 person
Hans Gross (middle name Gustav) 1847-1915 criminology
Other Royalty:
3 princes
Oskar of Prussia (middle name Gustav) 1888-1958 Prussia
Ingolf of Denmark (middle name Gustav) 1940-1968 Denmark
Christian of Denmark (middle name Gustav) 1942-1971 Denmark
Swedish Kings and Queens:
6 kings
King Gustav I Vasa 1521-1560
King Gustav II Adolf 1611-1632
King Karl X Gustav 1654-1660
King Gustav III 1771-1792
King Gustav IV Adolf 1792-1809
King Gustav V 1907-1950