H. L. Mencken (1880-1956)
Sep 12 American newspaperman and critic (Prejudices, Smart Set), born in Baltimore, Maryland
- Sep 14 Archie Hahn, American sprinter, born in Dodgeville, Wisconsin (d. 1955)
- Sep 14 Benjamin (Fedchenkov), Bishop of the Russian Church and Orthodox missionary, born in Russian Empire (d. 1961)
- Sep 14 Paul Fechter, German writer (Der Zauberer Gottes), born in Elbing, West Prussia (d. 1958)
- Sep 16 Alfred Noyes, British poet and essayist (Loom of Years, Highwayman), born in Wolverhampton, England (d. 1958)
- Sep 17 Désiré Inghelbrecht, French composer, conductor and writer, born in Paris, France (d. 1965)
- Sep 20 Ildebrando Pizzetti, Italian composer, born in Parma, Italy (d. 1968)
- Sep 20 Louise Peete, American convicted serial killer, born in Bienville, Louisiana (d. 1947)
- Sep 22 Asser B. Kleerekoper, Dutch journalist and politician, 2nd-Member of parliament (SDAP) (d. 1943)
- Sep 22 Christabel Pankhurst, English suffragist, daughter of Emmeline Pankhurst, born in Manchester, England (d. 1958)
- Sep 23 John Boyd Orr, nutritionist, UN's FAO (Nobel 1949)
- Sep 28 Ralph Flanders, American politician (Senator-Vermont 1946-59), born in Barnet, Vermont (d. 1970)