A native of Washington DC, Mary graduated from the Academy of Holy Names in Silver Spring, MD and attended George Washington University during the WWII years while working at the Library of Congress. When the war was over, she married 2nd Lt. Rudy W. Mueller (who passed away in 2016 and is buried at Arlington National Cemetery, where she will also be interred) and then began a nearly three-decade journey as a military spouse with postings throughout the US, the UK and North Africa. Rudy and Mary retired to Fort Walton Beach FL in 1971 and subsequently moved to Shalimar in 1977 where she lived until her death at 93 years of age. She was an avid golfer and winning duplicate bridge player. She is survived by two children, Marty Mueller of Miami Beach FL and Carla Mueller Duy, and husband Pierre of Oak Hill VA; six grandchildren, Nick Mueller (Hayward CA), Nora Mueller (Wash DC), Genna Duy, Griffin Duy (both of Oak Hill), Christina Mueller (Wash DC) and Chris Mueller (Pittsburgh PA) as well as three great-grandchildren, Clara Mueller (Hayward CA) and twins Alex and Max Wallace (Wash DC). She was preceded in death by her husband, her son Brian Mueller, and daughter-in-law Lita Mueller. A Celebration of Life service will be held for Mary at Emerald Coast Funeral Home, 161 Racetrack Road NW, Fort Walton Beach, on Friday, December 21, 2018 at 2 p.m., with a reception to follow at Emerald Coast. Her funeral, to be scheduled at a later date, will be held at Arlington National Cemetery. In lieu of flowers, donations in her name can be made in her name to the BrightFocus Foundation to support macular degeneration research https://www.brightfocus.org/donate.