i) births and deaths

None.

ii) broadcast and production anniversaries

9 January 1965: broadcast of "Desperate Measures", second episode of the story we now call The Rescue. Koquillion is unmasked as Bennett; the Didonians kill him, and Vicki leaves with the Tardis.

9 January 1971: broadcast of second episode of Terror of the Autons. McDermott is killed by the chair; the older Farrel by the doll; and the Doctor and the Brigadier are abducted by Auton policemen.

8 January 1981: filming of the regeneration scene from the Fourth Doctor to the Fifth.

8 January 2013: broadcast of fourth episode of K9's Question Time as part of the Stargazing Live show. (I haven't seen this!!!)

iii) date specified in canon

9 January 2000: Jack Harkness becomes leader of Torchwood Three, as explained in Fragments (2008).