Mary Ann (Luzar) Oslos, 91, of Greenville, SC formerly of Indianapolis passed away March 24, 2013. She was born in Indianapolis on January 2, 1922. Mary was a former parishioner of Holy Trinity Catholic Church, a member of KSKJ, a former volunteer of the Altar Society and the St. Vincent De Paul Society. Survivors include her daughter, Karen M. Koon; sons, Stephen M., Richard C., and Gary F. Oslos; 10 grandchildren; 14 great grandchildren; sister, Rose Duh; brother, Joe Luzar. Mary Ann was preceded in death by her loving husband, Stephen Oslos. Visitation will be held on Tuesday, April 2 10 am - 11 am with a Mass of Christian Burial at 11 am in Holy Trinity Catholic Church, 901 N. Holmes Ave., Indpls. Interment will follow in Calvary Cemetery. In lieu of flowers, contributions may be made to Holy Trinity Catholic Church, 901 N. Holmes Avenue, Indianapolis, IN 46222.