2011

January

 * Unknown - A lone Sontaran goes to Earth with hostile intentions, he is chased by Martha Jones and Mickey Smith, it manages to escape and tries to kill them but is knocked unconscious by the Doctor. (DW: The End of Time)
 * Tenth Doctor regenerates into his 11th incarnation.

July

 * Doris Lethbridge-Stewart dies in a boating accident. (EDA: The Shadows of Avalon)
 * Unknown. The 11th Doctor meets Amy Pond and she becomes his travelling companion
 * Unknown. Amy and The 11th Doctor return to Earth and meet the Weeping Angels

January

 * 10th anniversary of the return of Paul McGann as the Eighth Doctor in the Big Finish audio drama series.

October

 * 22 - Fifth anniversary of the debut of Torchwood.

December

 * 31 - Scheduled termination date of Big Finish Productions' current licence to produce Doctor Who-related audio dramas, per an announcement made in August 2009 (in the event it is not renewed in the interim).