3 January (releases)

* 1970 - Episode one of Spearhead from Space was first broadcast on BBC1, beginning season 7.
* 1976 - Part one of The Brain of Morbius was first broadcast on BBC1.
* 1976 - Part five of the TV Comic story The Dalek Revenge was first published.
* 1980 - DWM 13 was first released by Marvel Comics.
* 1981 - Part one of Warriors' Gate was first broadcast on BBC1.
* 1983 - Part one of Arc of Infinity was first broadcast on BBC1, beginning season 20.
* 1985 - A Call from the Master was first broadcast on BBC1.
* 1992 - The documentary Resistance is Useless was first broadcast on BBC Two.
* 2005 - Match of the Day was first published by BBC Books.
* 2005 - Doctor Who and the Pescatons was re-released by BBC Audio.
* 2006 - The anthology Something Changed was first published by Big Finish Productions.
* 2007 - DWA 20 was first released by BBC Magazines.
* 2007 - The Invasion was released on Region 4 DVD.
* 2008 - DWA 46 was first released by BBC Magazines.
* 2009 - The Eleventh Doctor aired on BBC One.
* 2011 - The Land's End exhibition Doctor Who Up Close closed.
* 2012 - The graphic novel When Worlds Collide was first published by IDW Publishing.
* 2018 - Full Circle was first released by Obverse Books.
* 2019 - DWMSE 51: The 2019 Yearbook was first released by Panini Comics.
* 2019 - The New Counter-Measures audio story The Hollow King was first released by Big Finish.