Major General (retired) Kathryn G. Frost (November 7, 1948 – August 18, 2006) was the commander of the United States Army and Air Force Exchange Service from August 2002 to April 2005. At the time of her retirement, she was the highest-ranking woman in the United States Army. She was also the wife of former United States Representative Martin Frost of Texas. Shortly before assuming the post at AAFES, Frost was diagnosed with breast cancer. She publicly stated that her military training gave her an advantage in dealing with cancer.