Clarence Robert Thiemann, age 89, of Allen, Texas, passed away October 20, 2012. He was born in Oak Park, Illinois on March 31, 1923 to Lydia and Clarence Thiemann, of Chicago Illinois, and later attended Northwestern University where he graduated with a degree in business. After serving in the army during World War II, Clarence married Donna Jeanne Hall in 1946. He starting working for Sears Roebuck in the Chicago area, and moved to Dallas with his family in 1964, to become a territory manager of data processing for Sears. Clare had worked for Sears for more than 25 years, when he retired in 1980. He went on to become an accomplished cook at home, and he and Donna did much travelling over the years. They had celebrated 65 years together on their last anniversary, and still visited with friends and loved ones from their home. Clarence was a member of Holy Cross Lutheran Church since 1964, and served in various capacities over the years. He is survived by wife Donna, daughter Linda, son Alan (wife Jere) of VA, grandson Drew (wife Melody) of MD, granddaughter Ellen Thiemann Cambe (and husband Felipe) of NY, and grandson Nate Thiemann of NC. A memorial service is scheduled for Saturday, October 27, 2012 at 11:00 a.m. at Holy Cross Lutheran Church, 11425 Marsh Lane, Dallas, Texas.Donations may be made to Holy Cross Lutheran Church or the charity of your choice.Please send the family condolences and sign the guest book on this site.