Wagner 2nd to 3,000
Jun 9 Pittsburgh Pirate baseball shortstop Honus Wagner is 2nd player to get 3,000 hits
Plan to Annex Islands
Jun 13 Eleftherios Venizelos announces that Greece intends to annex Chios and Mytilene, two large islands off the Turkish coast; Greece and Turkey have been heading towards conflict for months over claims to Aegean islands
- Jun 13 US National Championship Women's Tennis, Philadelphia CC: Mary Browne wins her 3rd consecutive US title beating fellow American Marie Wagner 6–2, 1–6, 6–1; event moves to Forest Hills 1915
54th British Men's Open
Jun 19 British Open Men's Golf, Prestwick GC: Harry Vardon of Jersey wins a record 6th Open Championship, 3 strokes ahead of defending champion J.H. Taylor
Battle of Zacatecas
Jun 23 Battle of Zacatecas: Pancho Villa's División del Norte attacks and takes the strategic city of Zacatecas, held by President Victoriano Huerta's Constitutionalist forces
- Jun 24 King Peter I of Serbia names son Alexander the Prince-regent
Johnson vs Moran
Jun 27 Defending champion Jack Johnson beats fellow American Frank Moran on points in 20 rounds in Paris, France to retain his lineal heavyweight boxing title
- Jun 27 US signs treaty of commerce with Ethiopia
Assassination of Franz Ferdinand
Jun 28 Franz Ferdinand, Archduke of Austria and his wife Sophie are assassinated by Bosnian-Serb assassin Gavrilo Princip in Sarajevo, setting off a chain of alliances and events that lead to World War I
Attempt to Assassinate Rasputin
Jun 29 Jina Guseva attempts to assassinate Grigori Rasputin at his home town in Siberia
- Jun 30 Mahatma Gandhi's 1st arrest after campaigning for Indian rights in South Africa