- Jun 1 The Dutch referendum on the European Constitution results in its rejection
- Jun 1 The longest oil/natural gas explosion in the Houston, Texas area occurs in Crosby, Texas. The drill was owned by the Louisiana Oil and Gas Company.
The Knight of Sainte-Hermine
Jun 3 "The Knight of Sainte-Hermine" by Alexandre Dumas is published in France by Editions Phébus, completed by Claude Schopp, 135 years after the author's death.
French Open Women's Tennis
Jun 4 French Open Women's Tennis: Belgian Justine Henin-Hardenne wins 1st of 3 straight French titles; beats Mary Pierce of France 6-1, 6-1
- Jun 4 Panamanian jockey Eddie Castro sets a North American record with 9 wins on the 13-race card at Calder Race Course in Miami, Florida
- Jun 5 59th Tony Awards: "Monty Python's Spamalot" (musical) & "Doubt: A Parable" (play) win
French Open Men's Tennis
Jun 5 French Open Men's Tennis: Spaniard Rafael Nadal beats Mariano Puerta of Argentina 6-7, 6-3, 6-1, 7-5 to claim his first French title
LPGA Championship
Jun 12 LPGA Championship Women's Golf, Bulle Rock GC: 3-peat for Annika Sörenstam of Sweden; wins by 3 strokes ahead of 15-year-old amateur Michelle Wie
Music History
Jun 13 A jury in Santa Maria, California acquits pop singer Michael Jackson of molesting 13-year-old Gavin Arvizo at his Neverland Ranch
- Jun 14 Asafa Powell of Jamaica sets a new Men's 100 meters world record of 9.77 at the Athens Olympic Stadium
Batman Begins
Jun 15 "Batman Begins", directed by Christopher Nolan, starring Christian Bale, Michael Caine and Katie Holmes goes on wide release
Film & TV History
Jun 18 David Tennant's first appearance as the Tenth Doctor in BBC "Doctor Who" episode "The Parting of the Ways"
Sports History
Jun 19 Michael Schumacher wins controversial United States Formula 1 Grand Prix where only 6 of 20 cars complete the race amongst ridicule of F1 safety and tyre rules
US Golf Open
Jun 19 US Open Men's Golf, Pinehurst CC: Michael Campbell of New Zealand holds off a charging Tiger Woods to clinch his only major title by 2 shots
TheFutureEmbrace
Jun 21 Billy Corgan releases "TheFutureEmbrace", his first solo album
NBA Finals
Jun 23 NBA Finals: San Antonio Spurs beat defending champion Detroit Pistons, 81-74 in Game 7 for club's 3rd title; MVP: Tim Duncan, his 3rd MVP award
Event of Interest
Jun 23 Reddit founded by American University of Virginia students Steve Huffman and Alexis Ohanian
Glastonbury Festival
Jun 24 Glastonbury Festival in Pilton, England opens: The White Stripes, and Coldplay headline; other performers include The Kaiser Chiefs, Taj Mahal, Brian Wilson, Van Morrison, Elvis Costello, and Primal Scream
- Jun 26 US Open Women's Golf, Cherry Hills CC: Birdie Kim holes out from a greenside bunker on the 72nd hole to win her lone LPGA title, 2 strokes ahead of teenage amateurs Brittany Lang & Morgan Pressel
- Jun 27 "Bad Day" single is released by Daniel Powter, 1st song to sell 2 million digital copies in the US (Billboard Song of the Year 2006)
- Jun 28 A final design for Manhattan's Freedom Tower is formally unveiled
- Jun 28 NBA Draft: Utah center Andrew Bogut first pick by Milwaukee Bucks
- Jun 28 Operation Red Wings: 3 members of US Navy SEAL reconnaissance team killed on Sawtalo Sar Mountain, Kunar, Afghanistan, in an ambush; 2 helicopters dispatched to assist shot down, killing an additional 16 US troops [1]
- Jun 30 Spain legalizes same-sex marriage.