Ali Mulder Knudsen, age 85, of Abington, and formerly of Glenside, PA died on March 25, 2016. She was the devoted wife of the late Dr. Robert D. Knudsen. She is survived by her loving sons and their spouses: Donald L. Knudsen, Richard M. and Jill Knudsen and Steven R. and Andrea Knudsen and by five grandchildren. She was preceded in death by her son, Timothy E. Knudsen. Funeral service will be held at 7:30 PM on Friday, April 1, 2016, Trinity Orthodox Presbyterian Church, 151 W. County Line Road, Hatboro, where relatives and friends will be received from 6:30–7:30 PM. Interment will be private. In lieu of flowers, contributions may be sent to Westminster Theological Seminary, 2960 Church Road, Glenside, PA 19038.