Georgia R. Yon, age 77, of Altoona, died Sunday afternoon at Hillview Health and Rehabilitation Center.  She was born in Altoona, a daughter of the late Robert J. and Marina (Stewart) Yingling.  She was married to the late Donald R. Yon.  Surviving are a daughter, Sandra Martz, a son, John Yingling, sisters:  Cheryl Yingling, Debra Tornatore and Vickie Wyatt, brothers:  Robert Yingling, Mike Yingling and Eric J. Long, grandchildren:  Desiree, Sheena, Robert, Jasmine, Jaycee and Caesar’s, and three great grandchildren.  At the request of the deceased there will be no public viewing or funeral service.  A celebration of life will be held at a later date.