1st US Olympic Games
Jul 1 III Summer (Modern) Olympic Games open in St Louis, the first held in the United States
- Jul 1 Willie Anderson becomes the first 2-time Western Open golf champion, beating fellow Scot Alex Smith by 4 strokes at Michigan's Kent CC
International Lawn Tennis Challenge
Jul 4 International Lawn Tennis Challenge, Wimbledon: Laurence Doherty & Reggie Doherty beat Paul de Borman & William le Maire de Warzée 6-0, 6-1, 6-3 to give British Isles an unassailable 3-0 lead over Belgium (ends 5-0)
- Jul 5 NY Giants 18-game winning streak ends as Phillies win 6-5 in 10 innings at Huntington Park
Alton B. Parker Nominated
Jul 6 The US Democratic Party nominates little known New York judge Alton B. Parker for presidential nominee - virtually assuring the election of Theodore Roosevelt
- Jul 6 Two Russian cruisers move into the Red Sea and begin to stop ships of Britain, Germany, and other nations they believe friendly to Japan
- Jul 9 US Open Men's Golf, Glen View GC: defending champion Willie Anderson of Scotland wins the 3rd of his 4 Open titles, 5 strokes ahead of runner-up Gilbert Nicholls
- Jul 15 1st Buddhist temple in US forms, in Los Angeles, California
- Jul 16 Islands of Manu'a group (Samoa) ceded to US by their chiefs
- Jul 19 Dutch Premier Kuypers disbands 1st Chamber
- Jul 21 After 13 years, the 4,607-mile Trans-Siberian railway is completed
- Jul 21 Camille Jenatzy sets world auto speed record at 65.79 MPH
- Jul 23 Ice cream cone created during St Louis World Fair - the 1st cone reputedly by Charles E. Menches
- Jul 24 2nd Tour de France won by Henri Cornet of France
- Jul 28 Interior Minister of Russia, Vyacheslav Plehve is assassinated; as leader of the most reactionary elements of government, he was hated for his repressive policies
- Jul 28 Rafael Reyes becomes dictator of Colombia after losing Panama