43rd British Men's Open
Jun 11 British Open Men's Golf, Prestwick GC: Harry Vardon wins his 4th Open title by 6 strokes from younger brother Tom Vardon
- Jun 11 King Alexander I and his wife Queen Draga Mašin of Serbia are assassinated in the royal palace in Belgrade by a group of army officers led by Captain Dragutin Dimitrijević, as part of a military coup
- Jun 12 Niagara Falls, Ontario incorporated as a city
- Jun 12 The Sigma Alpha Iota International Music Fraternity is founded at the University of Michigan School of Music
- Jun 15 The Serbian Assembly meets and elects Prince Peter Karageorgevich king
- Jun 16 1st Highlander (Yankee) shut-out victory 1-0 over White Sox
Ford Motors Founded
Jun 16 Ford Motors under Henry Ford incorporates
- Jun 16 Pepsi Cola company forms
- Jun 16 Reichstag elections with gains for the Social Democratic Party of Germany
Northwest Passage
Jun 16 Roald Amundsen commences the first east-west navigation of the Northwest Passage by leaving Oslo, Norway
- Jun 20 Charlotte Maxeke (née Mannya) becomes the first native African to graduate from a US college (Wilberforce University in Ohio)
- Jun 24 Russia prohibits meetings dealing with Zionism
- Jun 25 Boston Beaneater Wiley Piatt is only 20th-century pitcher to lose 2 complete games in one day, falling to Pittsburgh 1-0 & 5-3
- Jun 25 NY Yanks & Chicago White Sox end deadlocked game at 6-6 in 18
- Jun 27 US National Championship Women's Tennis, Philadelphia CC: Elisabeth Moore beats Marion Jones 7-5, 8-6 for her third of 4 US singles titles
- Jun 29 British government protests against abuses in Belgian Congo
- Jun 29 US Open Men's Golf, Baltusrol GC: Willie Anderson of Scotland first to win the Open twice; beats countryman David Brown by 2 strokes in an 18-hole playoff
Wimbledon Men's Championship
Jun 30 Wimbledon Men's Tennis: Laurence Doherty beats Frank Riseley 7-5, 6-3, 6-0 for his second consecutive title
- Jun 30 Wimbledon Women's Tennis: Dorothea Chambers beats Ethel Larcombe 4-6, 6-4, 6-2, the first of 7 titles
Authors
Civil Rights Activists
Inventors
Kings
Revolutionaries
Scientists