- Jul 3 Henry WAE, Prince of Netherlands/father of Queen Juliana, dies
- Jul 3 Hendrik Vladimir Albrecht Ernst, Duke of Mecklenburg-Schwerin, Prince consort of the Netherlands (1901-34), dies at 58
- Jul 4 Hayyim Nahman Bialik, Jewish poet, dies at 61
Marie Curie
Jul 4 Marie Curie, Polish-French scientist who discovered radium and the 1st woman to win a Nobel Prize (1903, 1911), dies at 66
Marie Curie
- Jul 6 Edward Vermeulen, Flemish writer, dies at 73
- Jul 7 Doodles Tapscott, cricketer (South African batsman 1922-23), dies
- Jul 8 Benjamin Baillaud, French astronomer, dies at 1934
- Jul 9 Otakar Zich, Czech composer, dies at 55
- Jul 12 Ole Evinrude, Norwegian-American industrialist and inventor (outboard marine engine), dies at 57
Kate Sheppard
Jul 13 Kate Sheppard, New Zealand suffragette and the most prominent member of New Zealand's women's suffrage movement, dies at 87
Kate Sheppard
John Dillinger
Jul 22 John Dillinger, Notorious American bank robber, shot dead at 31 by federal agents at the Biograph Theater in Chicago
John Dillinger
- Jul 24 Hans Hahn, Austrian mathematician, dies at 54
- Jul 25 Engelbert Dollfuss, Austrian Fascist chancellor, assassinated by Nazis at 41
- Jul 25 François Coty, French perfume manufacturer, dies at 60
- Jul 25 Nestor Makhno, Ukrainian anarchist Insurrectionary leader, dies at 45
- Jul 26 Winsor McCay, American cartoonist (Little Nemo), dies at 63
- Jul 27 Louis HG Lyautey, French minister of Defense (1916-17), dies at 79
- Jul 28 Louis Tancred, South African cricketer (fourteen Tests batting for South Africa 1905-14), dies at 57
Marie Dressler
Jul 28 Marie Dressler, Canadian-American actress (Dinner at 8, Anna Christie), dies at 65 of cancer
Marie Dressler
- Jul 29 Didier Pitre, Canadian Hockey Hall of Fame right wing (Montreal Canadiens), dies of acute indigestion at 50