- Aug 2 Aino Kallas, Finnish writer (White Ship, Estonian Tales), born in Kiiskilä, Viipuri Province, Grand Duchy of Finland (d. 1956)
- Aug 2 Princess Ingeborg of Sweden, wife of Prince Carl, Duke of Västergötland, born in Charlottenlund Palace, Copenhagen, Denmark (d. 1958)
- Aug 3 Constantino Gaito, Argentinian composer, born in Buenos Aires, Argentina (d. 1945)
- Aug 10 Alfred Döblin, German writer (d. 1957)
- Aug 13 Leonid Vladimirovich Nikolayev, Russian-Soviet composer, born in Kyiv, Ukraine (d. 1942)
- Aug 13 Salomon "Sam" de Wolff, Dutch zionist and socialist theorist, born in Sneek, Netherlands (d. 1960)
- Aug 14 Harald Kidde, Danish writer (Aage og Else), born in Vejle, Denmark (d. 1918)
- Aug 15 Pyotr Nikolayevich, Baron Wrangel, Russian baron general (White Armies, WW II), born in Novalexandrovsk, Kovno Governorate, Russian Empire (d. 1928)
- Aug 17 Reggie Duff, Australian cricket batsman (23 Tests; 104 on debut), born in Sydney, Australia (d. 1911)
- Aug 18 Fritz Brun, Swiss composer and conductor, born in Lucerne (d. 1959)
Manuel L. Quezon (1878-1944)
Aug 19 Second President of the Philippines (1935-42), born in Baler, Aurora, Philippines
- Aug 27 Joseph John Richards, American composer, born in Cwmafan, Wales (d. 1956)
- Aug 28 George Whipple, American physician and biomedical researcher (Nobel-1934), born in Ashland, New Hampshire (d. 1976)
- Aug 30 Paul Hazard [Paul-Gustave-Marie-Camille Hazard], French critic and literature historian, born in Nordpeene, France (d. 1944)
- Aug 31 Albert Riemenschneider, American pianist, educator, musicologist, and founder of America'a oldest Bach Festival, born in Berea, Ohio (d. 1950)
- Aug 31 Frank Jarvis, American athlete (Olympic gold 100m 1900), born in California, Pennsylvania (d. 1933)