Ann E. Dunwoody
Ann Elizabeth Dunwoody (born January 14, 1953) is a retired general of the United States Army. She is the first woman in U.S. military and uniformed service history to achieve a four-star officer rank, receiving her fourth star on November 14, 2008.
Women's Royal Army Corps
The highest rank available to a serving officer was Brigadier, held by the Director WRAC, although the Controller-Commandant, a member of the Royal Family, held a higher honorary rank. Princess Mary held the post from 1949 to her death in 1965 (beginning as a Major-General and being promoted General on 23 November 1956) and the Duchess of Kent held it from 1967 to 1992 (with the rank of Major-General).