On Sunday, February 21, 2016 Diane Jeanne Heath of Rockville, MD . Beloved wife of Harley D. Heath; loving sister of Christine Cook; Aunt of Eugene and Amber Cook. Friends may call at DeVol Funeral Home, 10 East Deer Park Drive, Gaithersburg, MD 20877 on Wednesday, February 24, 2016 from 2 to 4 pm. Funeral services will be held at Good Shepherd Lutheran Church, 1640 S. Westland Drive, Gaithersburg, MD 20877 on Thursday, February 25, 2016 at 11 am. Interment Parklawn Memorial Park Cemetery. In lieu of flowers memorial contributions may be made to Good Shepherd Lutheran Church (www.goserve.net) or Montgomery Hospice, 1355 Piccard Drive, Suite 100, Rockville, MD 20850 (www.montgomeryhospice.org)