Dame Florence Edith Victoria Simpson, DBE (née Way, formerly Leach; 9 October 1874 – 5 September 1956) was the senior female British army officer during World War I and Controller in Chief, later President, Queen Mary's Army Auxiliary Corps (formerly the Women's Army Auxiliary Corps).The daughter of Colonel Wilfred FitzAlan Way and his wife, Henrietta Mary (née Ross), she married firstly on 3 December 1895, Captain (later Brigadier-General) Henry Edmund Burleigh Leach. They divorced in 1920.