1919

June

 * 28 - The signing of the Treaty of Versailles officially brought an end to World War I, although fighting had ended the previous November.

Unknown dates

 * The Seventh Doctor, Bernice Summerfield, Roz Forrester and Chris Cwej investigated the disappearance of children throughout Europe and assisted in the end of the Q'ell war. (NA: Toy Soldiers)
 * Harriet Derbyshire of Torchwood Three was killed. (TW: To the Last Man)

February

 * 4 - Peter Butterworth, who played the Monk, was born in Bramhall, Cheshire, England.

April

 * 8 - David Dodimead, who played Barclay in DW: The Tenth Planet, was born in Shepton Mallet, Somerset, England.

June

 * 5 - Laurence Payne, who played Johnny Ringo in DW: The Gunfighters, Morix in DW: The Leisure Hive, and Dastari in DW: The Two Doctors, was born in London.
 * 11 - Richard Todd was born.

July

 * 7 - Jon Pertwee, the third actor to portray the Doctor, was born in Chelsea, London.
 * 12 July - Victor Lucas was born.

November

 * 26 - Noel Coleman was born.

December

 * 14 - Michael Bilton, who played Charles de Teligny in DW: The Massacre of St Bartholomew's Eve, Collins in DW: Pyramids of Mars, and a Time Lord in DW: The Deadly Assassin, was born in Cottingham, England.

Unknown date

 * John Doye was born.
 * Peter Howell was born.
 * Raymond Westwell was born.