- Jul 2 Carl Weinrich, American organist and composer, born in Paterson, New Jersey (d. 1981)
- Jul 4 Artur Malawski, Polish violinist, conductor, composer (Mountaineers Triptych), and pedagogue, born in Prömsel, Galicia, Austria-Hungary (now Przemyśl, Poland) (d. 1957)
- Jul 4 Seger Ellis, American jazz pianist, pop vocalist, songwriter, and bandleader, born in Houston, Texas (d. 1995) [1]
- Jul 5 Franz Syberg, Danish organist and composer, born in Kerteminde, Funen, Denmark (d. 1955)
- Jul 6 Robert Whitney, American conductor (Louisville Orchestra, 1937-67), educator (University of Louisville, 1956-71), and composer, born in Newcastle upon Tyne, England (d. 1986)
- Jul 8 Bill Challis, American jazz arranger and pianist, born in Wilkes-Barre, Pennsylvania (d. 1994)
- Jul 10 Iša Krejčí, Czech composer, born in Prague, Kingdom of Bohemia (now Czech Republic) (d. 1968)
- Jul 10 Ivie Anderson, American swing jazz singer (Duke Ellington Orchestra, 1931-42), born in Bossier, Louisiana (d. 1949) [some sources give birth year as 1905, and birthplace as Gilroy, California] [1]
- Jul 15 Dorothy Fields, American lyricist ("I'm In The Mood For Love"; "The Way You Look Tonight"), born in Allenhurst, New Jersey (d. 1974)
- Jul 16 Goffredo Petrassi, Italian composer (Beatitudines), born in Zagarolo, Italy (d. 2003)
- Jul 17 Jef Alpaerts, Flemish pianist, educator, and conductor (Collegium Musicum Antverpiense), born in Antwerp, Belgium (d. 1973)
- Jul 23 Adone Zecchi, Italian composer, born in Bologna, Kingdom of Italy (d. 1995)
- Jul 24 Leo Arnaud, French-American composer (Bugler's Dream), born in Lyon, France (d. 1991)
- Jul 26 Jack Westrup, English composer, born in London (d. 1975)
- Jul 27 Anton Dolin [Sydney Francis Patrick Chippendall Healey-kay], British dancer (Girl From Petrovka), born in Slinfold, Sussex, England (d. 1983)
About July 1904
How Old? 119 years old
Generation: Greatest Generation
Leap Year: Yes
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