Jun 29, 2010

• The Washington Wizards sent Quinton Ross in a trade to the New Jersey Nets.
  
• The Washington Wizards tendered a Qualifying Offer to Cedric Jackson making him a Restricted FA.
  
• The Washington Wizards tendered a Qualifying Offer to Cartier Martin making him a Restricted FA.
  
• Jianlian Yi was acquired in a trade by the Washington Wizards from the New Jersey Nets.
  

Jun 24, 2010 - The 2010 NBA Draft took place in New York.

• The Washington Wizards acquired the Draft Rights to Trevor Booker from the Minnesota Timberwolves.
  
• The Washington Wizards acquired the Draft Rights to Hamady Ndiaye from the Minnesota Timberwolves.
  
• The Washington Wizards selected Nemanja Bjelica in Round 2 with Pick 5 in the 2010 NBA Draft.
  
• The Washington Wizards selected Lazar Hayward in Round 1 with Pick 30 in the 2010 NBA Draft.
  
• The Washington Wizards selected John Wall in Round 1 with Pick 1 in the 2010 NBA Draft.
  

Jun 4, 2010

• Quinton Ross exercised a Player Option to extend his contract.
  

Apr 10, 2010

• Cedric Jackson signed a contract with the Washington Wizards.
  
• Cedric Jackson, previously with the Washington Wizards, became a free agent.
  

Apr 9, 2010

• Cartier Martin signed a contract with the Washington Wizards.
  
• Cartier Martin, previously with the Washington Wizards, became a free agent.
  

Mar 31, 2010

• Cedric Jackson signed a contract with the Washington Wizards.
  

Mar 30, 2010

• Cartier Martin signed a contract with the Washington Wizards.
  

Mar 28, 2010

• Alonzo Gee, previously with the Washington Wizards, became a free agent.
  

Mar 19, 2010

• Shaun Livingston signed a contract with the Washington Wizards.
  
• Shaun Livingston, previously with the Washington Wizards, became a free agent.
  

Mar 18, 2010

• Alonzo Gee signed a contract with the Washington Wizards.
  

Mar 17, 2010

• Alonzo Gee, previously with the Washington Wizards, became a free agent.
  

Mar 9, 2010

• Shaun Livingston signed a contract with the Washington Wizards.
  

Mar 8, 2010

• Shaun Livingston, previously with the Washington Wizards, became a free agent.
  

Mar 7, 2010

• Alonzo Gee signed a contract with the Washington Wizards.
  

Mar 6, 2010

• Mike Harris, previously with the Washington Wizards, became a free agent.
  

Mar 3, 2010

• Mike James, previously with the Washington Wizards, became a free agent.
  

Mar 1, 2010

• The Washington Wizards placed the contract of Mike James on waivers.
  

Feb 26, 2010

• Shaun Livingston signed a contract with the Washington Wizards.
  
• Zydrunas Ilgauskas, previously with the Washington Wizards, became a free agent.
  

Feb 24, 2010

• The Washington Wizards placed the contract of Zydrunas Ilgauskas on waivers.
  
• Mike Harris signed a contract with the Washington Wizards.
  

Feb 18, 2010 - The 2009-2010 Trade Deadline.

• The Washington Wizards sent Dominic McGuire in a trade to the Sacramento Kings.
  

Feb 17, 2010

• The Washington Wizards sent Drew Gooden in a trade to the Los Angeles Clippers.
  
• The Washington Wizards sent Antawn Jamison in a trade to the Cleveland Cavaliers.
  
• The Washington Wizards acquired the Draft Rights to Emir Preldzic from the Cleveland Cavaliers.
  
• Zydrunas Ilgauskas was acquired in a trade by the Washington Wizards from the Cleveland Cavaliers.
  
• Al Thornton was acquired in a trade by the Washington Wizards from the Los Angeles Clippers.
  

Feb 13, 2010

• The Washington Wizards sent Caron Butler in a trade to the Dallas Mavericks.
  
• The Washington Wizards sent Brendan Haywood in a trade to the Dallas Mavericks.
  
• The Washington Wizards sent DeShawn Stevenson in a trade to the Dallas Mavericks.
  
• Drew Gooden was acquired in a trade by the Washington Wizards from the Dallas Mavericks.
  
• Josh Howard was acquired in a trade by the Washington Wizards from the Dallas Mavericks.
  
• Quinton Ross was acquired in a trade by the Washington Wizards from the Dallas Mavericks.
  
• James Singleton was acquired in a trade by the Washington Wizards from the Dallas Mavericks.
  

Nov 13, 2009

• Paul Davis, previously with the Washington Wizards, became a free agent.
  

Nov 11, 2009

• The Washington Wizards placed the contract of Paul Davis on waivers.
  
• Earl Boykins signed a contract with the Washington Wizards.
  

Oct 29, 2009

• The Washington Wizards exercised their Team Option on the contract of JaVale McGee to extend his contract.
  
• The Washington Wizards exercised their Team Option on the contract of Nick Young to extend his contract.
  

Oct 26, 2009

• Vincent Grier, previously with the Washington Wizards, became a free agent.
  

Oct 22, 2009

• The Washington Wizards placed the contract of Vincent Grier on waivers.
  

Sep 25, 2009

• Vincent Grier signed a contract with the Washington Wizards.
  

Sep 23, 2009

• Paul Davis signed a contract with the Washington Wizards.
  

Aug 11, 2009

• Fabricio Oberto signed a contract with the Washington Wizards.
  

Jul 1, 2009

• Juan Dixon, previously with the Washington Wizards, became a free agent.