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.
Megan Brennan
Megan Jane Brennan (born 1961) is the Postmaster General of the United States. The seventy-fifth postmaster general, Brennan became the first woman to hold the office when she assumed the position on February 1, 2015.