Mary T. (O'Donnell) Johnstone

January 7, 1931 ~ September 30, 2019 (age 88)


Mary T. Johnstone, age 88, of Sarver, formerly of Clinton Twp., passed away on Monday, September 30, 2019 at The Grove at Harmony.

Born in Braddock, PA, on January 7, 1931, she was the daughter of the late Thomas and Nora Margaret O’Donnell.

Mary worked as a fashion illustrator for Gimbel’s, Hornes, and Kaufmann’s department stories in Pittsburgh.  In 1978, Mary enrolled and graduated from Gallaudet University with a B.A. in 1982.  During her time at Gallaudet, she became the editor of the school’s newspaper, and received awards for her writing.  To view some of Mary’s work visit

Mary was a strong advocate for the deaf community.  She voluntered with a DC-based organization called Self Help for Hard of Hearing People.

Surviving are several nieces and nephews.

She was preceded in death by her former husband, Russell Johnstone and a son, Kevin Johnstone.  She also had four brothers, Regis, Thomas, John, Richard, all deceased.

Friends are invited to a Mass of Christian Burial at St. Kilian Roman Catholic Church, 7076 Franklin Rd, Cranberry Twp., PA 16066 on Tuesday, October 8, 2019 at 10:00 AM, with Rev. Charles Bober, pastor, officiating. Memorials may be made to Gallaudet University, Denison House, 800 Florida Avenue, NE, Washington, DC 20002 or Online at Arrangements are under the direction of the McDonald-Aeberli Funeral Home, Inc. 238 Crowe Ave. Mars, PA and condolences are available at


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