1 January (releases)


 * 1966 - "Volcano" was first broadcast on BBC1.
 * 1966 - Part two of the TV Comic story A Christmas Story was first published.
 * 1972 - Episode one of Day of the Daleks was first broadcast on BBC1.
 * 1972 - The seventh and final part of the TV Action comic story The Eternal Present was first published.
 * 1977 - Part one of The Face of Evil was first broadcast on BBC1.
 * 1977 - Part three of the TV Comic story Dredger was first published.
 * 2007 - Invasion of the Bane was first broadcast on CBBC, beginning a new series, The Sarah Jane Adventures.
 * 2007 - Captain Jack Harkness and End of Days were first broadcast on BBC Three, completing Torchwood's first series.
 * 2010 - Part two of The End of Time was first broadcast on BBC One. Later, the Doctor Who Confidential episode Allons-y! aired on BBC Three.
 * 2010 - Doctor Who's Greatest Moments: The Doctor was rebroadcast on BBC3.
 * 2011 - The Iris Wildthyme novel Enter Wildthyme was first published by Snowbooks Ltd.
 * 2013 - Hunters of Earth, the first release of the Destiny of the Doctor audio series, was first released by AudioGO and Big Finish Productions.
 * 2013 - The audiobook version of Doctor Who and the Talons of Weng-Chiang was first released by BBC Audio.
 * 2016 - Toby Hadoke's Who's Round 153 was released online.
 * 2017 - The God Complex was first released by Obverse Books.
 * 2019 - Resolution was first broadcast on BBC One.
 * 2020 - Part one of Spyfall was first broadcast on BBC One.
 * 2021 - Revolution of the Daleks was first broadcast on BBC One.