1926

June

 * 2 - The cargo ship SS Bernice set sail from Bombay. (DW: Carnival of Monsters)
 * 4 - The crew of the SS Bernice vanished from the Indian Ocean, becoming an exhibit in Vorg's Miniscope. Due to the intervention of the Third Doctor, the crew were eventually returned to their original time with no memory of having left. (DW: Carnival of Monsters)

Dates Unknown

 * The author of boys' stories for The Ensign magazine vanished from his home in England, transported to the Land of Fiction, where he became the Master of the Land. (DW: The Mind Robber)
 * Marriage of Ann Talbot and Lord Charles Cranleigh. The Fifth Doctor attended the reception at Cranleigh Hall in Oxfordshire. (MA: The Sands of Time)
 * The Tenth Doctor and Donna Noble met Agatha Christie and investigated a murder case at Eddison Manor. Arnold Golightly revealed himself as a Vespiform and chased after Agatha. Donna threw the pendant that connected Agatha's mind to Golightly's into a lake before he could kill her, causing Golightly to drown and Agatha to lose her memories. The Doctor took Agatha ahead ten days to a hotel in Harrogate to put history back on track. (DW: The Unicorn and the Wasp)

Alternative timeline

 * The disappearance of the crew of the SS Bernice becomes a minor mystery along the lines of the Mary Celeste in succeeding years. However the Doctor changes history in a minor way by returning the crew to their proper place in time and space, negating the vessel's notoriety. (DW: Carnival of Monsters)

Other timelines

 * In John Smith's possible future, he and Joan Redfern had two daughters and a younger son by this year. (NA: Human Nature, DW: The Family of Blood)

January

 * 23 - John Caesar is born.
 * 25 - Richard Davies is born.

March

 * 16 - Victor Maddern is born.

April

 * 1 - John Scott Martin is born.
 * 2 - Robert Holmes is born.
 * 3 - Timothy Bateson is born.
 * 3 - Andrew Keir is born.

May

 * 17 - Tenniel Evans is born.
 * 20 - John Lucarotti is born.
 * 27 - Peter Ling is born.

July

 * 18 - Robert Sloman is born.

October

 * 15 - Geoffrey Colville is born.
 * 18 - Sheila Gill is born.
 * 22 - Tim Condren is born.
 * 23 - Glyn Houston is born.

November

 * 15 - Richard Steele is born.

December

 * 10 - Harry Fowler is born.
 * 14 - Alan Rowe, who played numerous memorable guest roles on Doctor Who, is born in Palmerston North, New Zealand.
 * 14 - Margaret John is born.

Unknown date

 * Andre Maranne is born.
 * Dennis Chinnery is born.
 * Peter R. Newman is born.
 * Derek Pollitt is born.
 * Rex Robinson is born.