- Jul 1 Apie [Adrian P] Prince, Dutch writer (I Go Me Own Way), dies
- Jul 1 Harry Nicholls Holmes, American chemist (crystallized vitamin A), dies at 78
- Jul 1 Rudolf von Laban, Czech-German choreographer (modern dance), dies at 78
- Jul 2 Joe Jeannette, American boxer (world coloured champion 1909), dies at 78
- Jul 4 Adolf Herckenrath, Flemish playwright/poet (Avondvlam), dies at 79
- Jul 7 Raymond Hackett, American husband of Blanche Sweet and actor (Faithless Lover), dies at 55
- Jul 11 Karel Wellens, Flemish painter, dies at 69
- Jul 13 Karl Erb, German tenor, dies on 81st birthday
- Jul 14 Abdoel Illah, crown prince of Iraq, murdered
- Jul 14 Faisal II, King of Iraq (1939-58), son of Ghasi I, assassinated at Baghdad at 23
- Jul 14 Franciscus J. Feron, vicaris-general of Roermond, dies at 62
- Jul 14 Noeri el-Said, premier of Iraq, murdered
- Jul 15 Julia Lennon, mother of Beatle John, dies in an auto accident
- Jul 15 Nuries-Said, Iraqi soldier/statesman, assassinated, dies
Henri Farman
Jul 17 Henri Farman, British-French aviator who broke several aviation records, dies at 84
Henri Farman
- Jul 18 John Gobau, Flemish actor (Electricity, Hostage Rights, The Cross-Patch), dies at 67
- Jul 19 Robert Earl Hughes, American man who became heaviest known human (485 kg), dies at 32
- Jul 20 Franklin Pangborn, American actor (My Best Gal, Hats Off, Easy Living), dies at 69
- Jul 22 Karl Nunes, cricketer (1st WI Test captain 1928), dies
- Jul 22 Mikhail Zoshchenko, Russian author and satirist, dies at 62
- Jul 25 Harry Warner, US movie pioneer (Warner Bros), dies at 81
- Jul 27 Claire Chennault, American military leader, dies at 64
- Jul 29 Charles O'Malley, actor in silent westerns (Iron Horse), dies at 61
- Jul 30 Alexander Albrecht, composer, dies at 72