This article is about the Director of the Women's Auxiliary Air Force. For the American journalist, see Mary Welsh Hemingway.
Air Chief Commandant Lady Welsh, Director of the Women's Auxiliary Air Force sitting with Air Marshal Sir Guy Garrod, Deputy Air Commander-in-Chief, Mediterranean Allied Air Forces and Commander-in-Chief, RAF Mediterranean and Middle East, at his desk in MAAF Headquarters at Caserta, Italy, at the start of her tour of the WAAF in Garrod's Command, 1945
Air Chief Commandant Dame Ruth Mary Eldridge Welsh, DBE, ED (née Dalzell; 2 August 1896 – 25 June 1986), known as Mary Welsh, was the third Director of the BritishWomen's Auxiliary Air Force (WAAF), from August 1944 to November 1946. She died, aged 89, in 1986.