Marlyn J. Donaldson, age 82, of Evans City, passed away on Wednesday, May 9, 2018, while under the care of Passavant Retirement Community in Zelienople. Born December 24, 1935, in Ellwood City, she was the daughter of the late Oliver Rosenstiel and Margaret Langherst Rosenstiel. She leaves behind to cherish her memory her daughter, Amy Schoeffel and her husband, Tim, of Evans City; and her granddaughter, Emily Schoeffel. In addition to her parents, Marlyn was preceded in death by her husband, Delbert D. Donaldson, who passed away on December 3, 2001; her sister, Grace Measel; and her brothers, Oliver Earl Rosenstiel Jr. and Robert Rosenstiel. Friends will be received from 2 p.m. to the time of the funeral ceremony at 6 p.m. on Saturday, May 12, 2018, at the BOYLAN FUNERAL HOME INC., 324 East Grandview Ave., Zelienople. Marlyn will be laid to rest privately at English Lutheran Church Cemetery. In lieu of flowers, memorial donations may be made in her honor to English Lutheran Church, 200 E. Grandview Ave., Zelienople, PA 16063, or to the Alzheimer's Association, Greater Pittsburgh Chapter, 1100 Liberty Ave., Suite E-201, Pittsburgh, PA 15222. Expressions of sympathy may be shared with the family at www.boylanfuneralservices.com.