Hattie

Hattie has several meanings pertinent to the Doctor Who universe and the real world. They are listed below in alphabetical order by surname. If no surname is available, alphabetisation occurs by the disambiguation term — that is, the bit between the parentheses in a title like Waitress (Vincent and the Doctor).
== In-universe ==
=== As first name ===
* Hattie Munroe, companion of the Twelfth Doctor. (COMIC: The Twist, Playing House, Beneath the Waves)
== Behind the scenes ==
=== Actors ===
==== Regular ====
* Hattie Morahan, who plays Helen Sinclair in Doom Coalition and Ravenous.
==== Guest ====
* Hattie Hayridge, voice actor in The New Adventures of Bernice Summerfield.