HICKMAN, Mary-Ann, age 50, of Dayton, passed away Tuesday March 22, 2011. She was born July 5, 1960 in Ft. Wayne, IN. Mary-Ann was an American Society of Clinical Pathologist Certified Medical Laboratory Technician. She served 4 years active and 7 years reserve duty with the United States Air Force. Mary-Ann graduated from Crispus Attucks High School in Indianapolis, Indiana, in 1978 and then attended Indiana University from 1978-1982. She is survived by her mother and step-father, Rebecca and Pery Haynes; father and step-mother, Robert and Najiba Hickman of Peoria, AZ; siblings, Rebecca Jean Gill, Robert D. Hickman, Barbara A. Monroe, Pery Haynes II, Christopher M. Haynes, Angela D. Jones, and Sonia Hickman; cousin, Martha Lynn Miller. She was preceded in death by numerous relatives. In lieu of flowers, donations may be made to Hospice of Dayton.