Anne Caisson
From Tardis Wiki, the free Doctor Who reference
Anne Caisson was the personal assistant of home secretary Clive Reeves. (ST: For the Man Who Has Everything)
Biography
At work one day in 1966, Anne was contacted by the Doctor who told her that an alien device had ended up in Sir Clive's briefcase. The Doctor and Anne travelled to Sir Clives house where Anne retrieved the device, while Sir Clive was being distracted by the Doctor. Anne then took the Doctor back to their flat where they celebrated Christmas. (ST: For the Man Who Has Everything)