2009 (MMIX) will be a common year starting on Thursday of the Gregorian calendar.

Predicted and scheduled events

January

• January — Republic of Ireland bans the use of incandescent light bulbs.
• January 1 - Czech Republic takes over the Presidency of the Council of the European Union from France.
• January — The U.S. Mint will extend the 50 State Quarters program by minting quarters in honor of Washington, DC. Coins for Puerto Rico, Guam, the US Virgin Islands, and the Northern Mariana Islands will follow throughout the year.
• January 1 — The European Union Treaty of Lisbon is expected to enter into force.
• January 1 — Slovakia is scheduled to adopt the Euro as the nation's official currency.
• January 1 — Deadline by which goods in all member states of the European Union must be sold in metric units (this has already been completed everywhere, except in the United Kingdom). Road signs in the UK are unaffected (road signs in all other member states are already in metric units).
• January 1 — Swedish pharmacy monopoly is expected to end.
• January 3 — 111th United States Congress begins.
• January 20 — The 44th President of the United States is scheduled to be inaugurated at 12:00 noon EST (17:00 UTC).
• January 26 — Annular solar eclipse.
• January 30 — February 15 — Alpine World Ski Championships 2009 in Val d'Isère, France.

February

• February 1 — The International Cospas-Sarsat Satellite System is scheduled to stop monitoring for 121.5 MHz and 243 MHz (Class B) distress signals from EPIRBs and other emergency beacons.
• February 1 — Super Bowl XLIII will be held in Tampa, Florida.

• February 13 — The Unix time number reaches 1234567890 seconds at 23:31:30 UTC.
• February 15 — The 2009 NBA All-Star Game will be held in Phoenix, AZ.
• February 17 — Analog television broadcasts are scheduled to end in the United States, as the Federal Communications Commission will require all stations to send their signals digitally.
• February 19-March 1 — 2009 Winter Universiade in Harbin, China.
• Canada is scheduled to end its role in Afghanistan

March

• March — Second version of World Baseball Classic expected to occur.

April

• April — Opening day at the New Yankee Stadium and Citi Field expected to occur
• April 4 to April 6 — NCAA Men's Basketball Final Four to be held at Ford Field in Detroit, Michigan.
• April 11 — Neptune will return to the same degree and minute as when it was discovered, 163 years previously. (September 23, 1846)

May

• May — Champions League Final to be held in Stadio Olimpico, Rome.
• May — The 54th Eurovision Song Contest will be held.
• May 3 — Elections for President and Parliament will take place in Panama.
• May 17 — Elections will take place in British Columbia, Canada.
• May 25 — Conjunction between Jupiter and Neptune, Jupiter 24' south. First conjunction of triple conjunction Jupiter/Neptune.

June

• Mid-June — Elections to the European Parliament. In the UK, they will be held on June 11. This is also a possible date for the next UK general election.
• June 15–June 21 — the United States Golf Open 2009 is scheduled at Bethpage State Park (Black Course).
• June 30 — expected opening of the tallest man-made structure, the Burj Dubai in Dubai/UAE

July

• July 1 - Sweden takes over the Presidency of the Council of the European Union from Czech Republic.
• July 7 - 2009 Major League Baseball All-Star Game, St. Louis, Busch Stadium
• July 13 — Conjunction between Jupiter and Neptune, Jupiter 37' south. Second conjunction of triple conjunction Jupiter/Neptune.
• July 15–July 26 — Summer Universiade in Belgrade, Serbia
• July 22 — Total solar eclipse (Longest lasting total eclipse of the 21st century)

August

• August 4 — 0 UTC: Jupiter occults 45 Capricorni, a star of 5.9 mag.

September

• September 29 — NASA's MESSENGER spacecraft makes its final flyby of Mercury, decreasing velocity enough for an orbital capture in 2011.

October

• October 2 — The host city of 2016 Summer Olympics will be announced at the 121st Session (which will also be the XIIIth Olympic Congress) of the International Olympic Committee to be held in Copenhagen, Denmark.
• October 19 - The 40th Canadian federal election will be held unless the government receives a vote of no confidence in the Canadian House of Commons prior to this date.

November

• November - Singapore will host the Asia Pacific Economic Cooperation (APEC) forum.
• November - Vancouver, Canada will open the Canada Line rapid transit line connecting Vancouver with Richmond, BC and the Vancouver International Airport.

December

• December 11 - Presidential election in Chile.
• December 20 - Conjunction between Jupiter and Neptune, Jupiter 34' south. Third conjunction of triple conjunction Jupiter/Neptune.
• December 31 - The European Union's directive banning non-SI markings on any goods imported into the European Union goes into effect. This applies to all markings on products.
• December 31 - Deadline for implementation of the controversial U.S. legislation Real ID act.
• December 31 - The final day of the 2000s decade.

Unknown dates

• The final phase of the L.A. Live project is expected to be completed including a 54-story Ritz-Carlton/JW Marriott hotel and the 14-screen West Coast flagship theatre multiplex operated by Regal Cinemas.
• 33rd America's Cup sailing regatta near Valencia in Spain on Gulf of Valencia on Mediterranean Sea
• East African Community to implement a common currency called the East African shilling.
• International Year of Astronomy.
• A U.S. aircraft carrier named the USS George H. W. Bush will be commissioned.
• The Completion of the Sound Transit System Link Light Rail in Seattle.
• The United Kingdom plans to continue 5-year process to cease analog television broadcasts region-by-region, with Granada, HTV Wales and Westcountry Television. .
• Boeing 747-8 expected to achieve entry into service (EIS).
• Opening of Tseung Kwan O South Line, MTR, Hong Kong.
• Winter Universiade in Harbin, People's Republic of China.
• Completion of the Metro Gold Line (LACMTA) Expansion and the Expo Line in Los Angeles, California.
• Completion of the Virgin Galactic Spaceport in New Mexico, U.S.A.
• Completion of the Three Gorges Dam in China.
• First flight of the SpaceX Dragon commercial manned orbital spacecraft.
• Next award of the Sylvester Medal.
• Possible start of unmanned test flights of the Ares I rocket and the new Crew Exploration Vehicle.
• The Compact of Free Association between the United States and Palau expires.
• Canada's ISAF commitment in Afghanistan expires.
• Possible start of construction for a fixed-guideway mass transit system for Honolulu.
• Tesla Motors will mass produce the White Star, its second Electric Car.
• The United Kingdom will establish a Supreme Court, comprising the twelve former Law Lords.
• The Greenville Bridge will open to traffic.
• The ship Genesis of the Seas should be in service.
• Citi Field will replace Shea Stadium in Flushing, Queens, New York, NY; it will be built on Shea Stadium's current parking lot.
• Comedian and talk show host Jay Leno will retire after seventeen years of hosting the Tonight Show. He is to be succeeded by Late Night host Conan O'Brien. There is no official decision yet on who will succeed O'Brien on Late Night, however, former SNL cast member Jimmy Fallon has been named as a frontrunner.
• The University of Greenland will move into a new research complex called llimmarfik.
• The Minnesota Twins are expected to play their last baseball game in the Metrodome. They are expected to begin playing in their new ballpark in April 2010.
• The new Seattle Major League Soccer team will begin the 2009 Season.
• The second Hawaii Superferry ship is expected to begin service.
• St Mirren F.C.'s new stadium should be open.
• The Gears of War movie is scheduled to be released in theaters and will be directed by Len Wiseman and Cliff Bleszinski will be the executive producer.
• Microsoft's next client operating system, known as Windows 7 is scheduled to be released to manufacturing in the second half of 2009.
• Western Australia will vote on the controversial topic of daylight saving time.

Major religious holidays

• January 7 - Christmas in Eastern Christianity
• March 17 - St. Patrick's Day celebrated in Ireland, the United States and most of the English speaking world.
• April 12 — Easter
• December 25 — Christmas

2009 in fiction

Computer and video games

Set in 2009:

• Shattered Union (2005): U.S. President David Jefferson Adams is elected in a sham election, and becomes the most unpopular president in U.S. history.
• Abuse (1996)
• Dino Crisis (1999)
• Fahrenheit (also known as Indigo Prophecy)
• Incoming (1998)
• Mercenaries: Playground of Destruction (2005): Set in 2009 or 2010.
• Metal Gear Solid 2: Sons of Liberty (2001), the Plant chapter occurs on April 29 and April 30, causing devastation to New York City from its coast to Federal Hall when Arsenal Gear crash lands into it.
• Splinter Cell Double Agent
• Mega_Man_II and Mega_Man_in_Dr._Wily's_Revenge

Music

• Tokyo Police Club's song "Citizens of Tomorrow" has a few lines as to what will (fictionally) happen in 2009, for "our robot masters will know how to clean this mess up and build a better world, for man and machine alike, for the boys and the girls who are slaves building spaceships at night in the fluorescent light".

Film

• Freejack (1992): Set in 2009.
• I Am Legend (2007) Set in 2009, a deadly manmade virus spreads across the world beginning December 7, wiping out virtually the entire population, except for Robert Neville living in New York City.
• Children of Men (2006): All the women and men in the world mysteriously become infertile.
• 2009 Lost Memories (2002): Set in 2009.

Television

• Charmed ("Morality Bites," 1999) Phoebe Halliwell is executed on February 12 by burning at the stake for murdering a man with her powers.
• Macross (adapted outside Japan as the first part of Robotech): The alien Zentradi arrive at Earth on February 7 (February 9 in Robotech), triggering the devastating Space War I or First Robotech War.
• The West Wing ("The Ticket," 2005): Former President Jed Bartlet opens his presidential library in New Hampshire and chats with some of his former staffers.
• Dark Angel (2000-2002): Max Guevara and her "brothers and sisters" escape from Manticore in 2009. America is devastated by an electromagnetic pulse later in the same year.
• Set in 2009:
  • Family Matters: In a 1994 episode, Carl Winslow sleeps for 15 years and wakes up in the year 2009 where main characters Steve Urkel and Laura Winslow are married with three children.
  • Noir (2001)
• 2007 television series The Sarah Jane Adventures is set in this time, the earliest January following "a year and a half" after Doctor Who episode "School Reunion".
• The Doctor Who episode "Last of the Time Lords" is set mainly in this year.

Books

• Gregory Benford, Threads
• David Brin, The Postman
• Tracy Hickman, The Immortals
• Wilson Tucker, The Year of the Quiet Sun