- Aug 2 Karl Amadeus Hartmann, German composer, born in Munich, Germany (d. 1963)
- Aug 8 André Jolivet, French composer (Jeune France, Mana), born in Paris, France (d. 1974)
- Aug 18 Peter Paul Kreuder, German-Austrian pianist and film score composer, born in Aachen, Germany (d. 1981)
- Aug 19 Jacques de Menasce, composer
- Aug 20 Jack Teagarden [Weldon Leo Teagarden], American trombonist and actor (Meet Band Leaders), born in Vernon, Texas (d. 1964)
- Aug 23 Leonard Constant Lambert, English composer (King Pest), born in Fulham, London (d. 1951)
- Aug 24 Arthur "Big Boy" Crudup, American blues singer, songwriter and guitarist (That's Alright), born in Forest, Mississippi (d. 1974)
- Aug 25 Undine Smith Moore, African-American composer, born in Jarratt, Virginia (d. 1989)
- Aug 29 Lan Adomian, Russian-born American composer, born in Moghiler-Podolsk (d. 1979)
About August 1905
How Old? 115 years old
Generation: Greatest Generation
Leap Year: No