Namesakes
Danish Prime Ministers:
1 prime minister
Thorvald Stauning (a.k.a. August) 1924-1926; 1929-1942 
Estonian Presidents and Prime Ministers:
1 prime minister/state elder, 1 state elder, 1 state elder/prime minister
(state elder) August Rei 1928-1929
(prime minister/state elder) Otto Strandman (a.k.a. August) 1919; 1929-1931
(state elder/prime minister) Kaarel Eenpalu (a.k.a. August) 1932; 1938-1939
Fictional Characters from Television:
2 characters
August Leffler 1996 3rd Rock from the Sun
August Dimitri 1999 Once and Again
Finnish Presidents and Prime Ministers:
1 prime minister
(prime minister) Karl-August Fagerholm 1948-1950; 1956-1957; 1958-1959
Hall-of-Famers:
1 football
(football) Mike Michalske (a.k.a. August) 1964
Nobel Prize Winners:
2 chemistry, 1 economics, 1 medicine
(chemistry) Svante Arrhenius (a.k.a. August) 1903
(medicine) August Krogh 1920
(chemistry) Hans von Euler-Chelpin (a.k.a. August) 1929
(economics) Friedrich Hayek (a.k.a. August) 1974
Notable Actors and Entertainers:
3 actors
Hardy Krüger (a.k.a. August) 1928-2022
August Schellenberg 1936-2013
J. August Richards 1973-
Notable Businesspeople:
1 businessperson
Ferdinand von Zeppelin (a.k.a. August) 1838-1917
Notable Philosophers and Thinkers:
1 economist
Friedrich Hayek (a.k.a. August) 1899-1992
Notable Scientists and Inventors:
1 chemist, 1 inventor
Ferdinand von Zeppelin (a.k.a. August) 1838-1917
Svante Arrhenius (a.k.a. August) 1859-1927
Notable Writers:
2 playwrights, 1 author, 1 author/poet
August Šenoa 1838-1881
August Strindberg 1849-1912
Carl Sandburg (a.k.a. August) 1878-1967
August Wilson 1945-2005
Olympic Medalists:
2 bronze, 2 silver
(silver) Karl Luther (a.k.a. August) 1912 4x100 m relay
(bronze) Sven Malm (a.k.a. August) 1920 4x100 m relay
(bronze) August Desch 1920 400 m hurdles
(silver) August Fager 1924 cross country team
Other Royalty:
4 princes, 1 grand duke
Wilhelm of Prussia (a.k.a. August) 1882-1918; 1882-1951 German Empire; Prussia
August Wilhelm of Prussia 1887-1949 Prussia
Adolphe, Grand Duke of Luxembourg (a.k.a. August) 1890-1905 Luxembourg
Sigismund of Prussia (a.k.a. August) 1896-1978 Prussia
Franz I, Prince of Liechtenstein (a.k.a. August) 1929-1938 Liechtenstein
Polish High Dukes and Kings:
3 kings
King August II the Strong 1697-1704; 1709-1733
King August III the Saxon 1734-1763
King Stanisław II August 1764-1795
Polish Presidents and Prime Ministers:
1 president
(president) August Zaleski 1947-1972
Pulitzer Award Winners:
1 literature
(literature) Carl Sandburg (a.k.a. August) 1919; 1940; 1951 Cornhuskers; Abraham Lincoln: The War Years; Complete Poems
Saints:
1 blessed
Blessed August Czartoryski 1858-1893