- Dec 1 Canadian jockey Russell Baze becomes North American horse racing's all-time win leader when Butterfly Belle wins 4th race at Bay Meadows, San Mateo, California; 9,531 victories passes record of Laffit Pincay Jr
- Dec 2 11th Big 12 Championship Game: #8 Oklahoma beats #19 Nebraska, 21-7
- Dec 2 15th SEC Championship Game: #4 Florida beats #8 Arkansas, 38-28
- Dec 2 2nd ACC Championship Game: #16 Wake Forest beats #23 Georgia Tech, 9-6
Davis Cup
Dec 3 Davis Cup Tennis, Moscow: Marat Safin beats José Acasuso of Argentina 6-3, 3-6, 6-3, 7-6 to clinch Russia's 3-2 victory
Blige, Brown, Chesney and The Fay Win
Dec 4 17th Billboard Music Awards: Mary J. Blige, Chris Brown, Kenny Chesney, and The Fray win
- Dec 4 An adult giant squid is caught on video by Kubodera near the Ogasawara Islands, 1,000 km (620 miles) south of Tokyo
Audrey Hepburn's Famous Dress
Dec 5 Audrey Hepburn's Givenchy little black dress from film "Breakfast at Tiffany's" auctioned for charity for record £467,200 ($923,187) at Christie's, London
Fijian Coup
Dec 5 Commodore Frank Bainimarama overthrows the government in Fiji
Maddux's $10M Deal
Dec 5 Greg Maddux signs a one-year deal with the San Diego Padres worth $10 million
- Dec 6 NASA reveals photographs taken by Mars Global Surveyor suggesting the presence of liquid water on Mars
Music History
Dec 7 A Tornado strikes Kensal Green in northwest London, seriously damaging around 150 properties
- Dec 9 72nd Heisman Trophy Award: Troy Smith, Ohio State (QB)
- Dec 9 Jigme Singye Wangchuk, King of Bhutan abdicates the throne
- Dec 9 Moscow suffers its worst fire since 1977, killing 45 women in a drug rehabitational center.
Borg BBC Award
Dec 10 British Broadcasting Corporation gives Swedish tennis icon Björn Borg a Lifetime Achievement Award; presented by Boris Becker
- Dec 10 One million Lebanese opposition supporters gather in downtown Beirut, calling for the government to resign.
Global Vision of the Holocaust
Dec 11 International Conference to Review the Global Vision of the Holocaust is opened in Tehran, Iran by Mahmoud Ahmadinejad
Sports History
Dec 11 Jerry Sloan achieves his 1,000th career win as a coach against the Dallas Mavericks
B.B. King Honored
Dec 15 American blues legend B.B. King is awarded the Presidential Medal of Freedom by US President George W. Bush
- Dec 15 First flight of the F-35 Lightning II.
- Dec 20 A judge rules against the death penalty in the case of Naveed Haq, a man convicted in the shooting death and injuries at the Jewish Federation in Seattle.
- Dec 21 Puzzle Play aired to network Ten, replacing In the Box
- Dec 22 Australian archaeologist Sue O'Connor finds first evidence of modern humans in Jerimalai cave, near Lene Hara cave in East Timor
- Dec 26 At 40 years, 268 days, Teddy Sheringham scores for West Ham United in a 2-1 loss to Portsmouth at Upton Park, London; becomes oldest goalscorer in EPL history
Warne 1st to 700 Test Wickets
Dec 26 Spin bowling great Shane Warne becomes first bowler in Test cricket history to take 700 wickets; bowls England opener Andrew Strauss for 50 during Australia's 4th Test win in Melbourne
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