Mary Tyrwhitt should not be confused with Jaqueline Tyrwhitt.
| Mary Tyrwhitt | |
| Birth Name: | Mary Joan Caroline Tyrwhitt |
| Birth Date: | 22 December 1903 |
| Birth Place: | Dublin, Ireland[1] |
| Death Place: | Warwickshire, England |
| Nickname: | Bovvy |
| Allegiance: |  Britain |
| Rank: | Brigadier |
| Branch: | British Army |
| Commands: | Auxiliary Territorial Service Women's Royal Army Corps |
Brigadier Dame Mary Joan Caroline Tyrwhitt, DBE, TD (22 December 1903 - 18 March 1997) was a British Army officer. She was the last director of the Auxiliary Territorial Service (ATS) and the first director of the Women's Royal Army Corps (WRAC) when it was established on 1 February 1949.
Her father was Sir Reginald Tyrwhitt, 1st Baronet, a Royal Navy Admiral of the Fleet.[2] [3]
Brigadier Dame Mary Tyrwhitt died in 1997, aged 93, unmarried.