Joan E. Rihn, On Tuesday, October 23, 2018, age 84, of Butler, formerly of Glenshaw, wife of the late Clair Rihn, mother of Jeffrey Rihn (Julia), John Rihn (Kelly) and Christine Keller (Russell), grandmother of Katie Keller, David Keller, Andrew Rihn, Nathan Rihn, Hilary Rihn, Megan Rihn and Alyssa Rihn, great grandmother of Emma Ellis, sister of Joseph Egleberger (Loraine) and the late Mary Wallace. Joan was a member of Holy Sepulcher Church. Friends are invited to a Mass of Christian Burial in Holy Sepulcher Church, 1304 E Cruikshank Rd, Butler, PA 16002 on Friday, October 26, 2018 at 10:30 AM. Memorials may be made to the Alzheimer’s Association. Arrangements are under the direction of the McDonald-Aeberli Funeral Home, Inc. 238 Crowe Ave. Mars, PA and condolences are available at www.mcdonald-aeberli.com.