Margaret Ellen Rieger DeBee peacefully passed away on September 28, 2020. Margaret was an Oklahoma City resident since birth February 16, 1927, was the 2nd of 5 children born to Alois and Martha Rieger. A true Sooner, her grandfather Aloysius Rieger, laid the train tracks through Norman before the Oklahoma Land Run. Margaret was blessed with her brothers and wives, Carl, Jack and Pat Rieger, and Vincent and Carmen Rieger, and a sister, Ann Rieger. She was a devout Catholic all of her life. Margaret attended the University of Oklahoma and graduated in 1949 with a degree in accounting. She met her husband, Harry E. DeBee, at an USO dance during his training with the U.S. Army at Ft. Sill. They were married shortly after graduation from the University of Oklahoma in August 1950. They were blessed with 5 children and spouses, Susan E. DeBee Flatt and husband Mike, H. Edward DeBee and wife Lianna, Gary E. DeBee, Marie E. DeBee Cloud, and John E. DeBee and wife Melinda. She was loved by all including her many grandchildren, Todd and wife V'Annie Woolery, Josh and wife Kara Woolery, Eddie and wife Becca DeBee, Jeff Cloud and Annie Cloud, Ryan, Trevor, Nate and wife Madi, Faith, Hope, Joy, Grace DeBee, and many great-grandchildren. She was preceded in death by her parents, brothers, sister, her husband, Harry, her son Gary, granddaughter Mandi, and grandson Nick. Margaret was employed for 60 years at the William H. Atkinson Oil Company. She began as an accountant providing financial and tax services. She was then appointed as Executrix of the Atkinson continued until her retirement. She has belonged to many professional associations. In her spare time, Margie had been a Docent at the National Cowboy and Western Heritage Museum for over 20 years. She loved travel here at home and abroad.Margaret will be greatly missed by her family and friends. The family asks that gifts be made in lieu of flowers to the Alzheimer's Association and National Cowboy and Western Heritage Museum in Oklahoma City, Oklahoma.