Welcome to the memorial page for

Mary Louise Lang

February 20, 1930 ~ November 21, 2017 (age 87)

Mary Louise Lang, age 87, of Middlesex Twp., died Tuesday evening, November 21, 2017 at her home.

Born in Pittsburgh, PA on February 20, 1930, she was the daughter of the late Adolph and Louise Onderka Lang.

Mary Louise had been a Teacher and Principal for the Mars School District, retiring in 1995.

She was a member of the Pennsylvania State Teacher’s Association.

Mary Louise was an inspiration to her family and was always a “spark” of energy until the time of her death.  She was an avid bowler, golfer and doll club member.  An avid Pittsburgh Pirate fan, she watched every game.

Surviving are a niece, Beth Ann Lang/Zollner (Ed) of Penn Twp., two nephews, Walter J. “Butch” Lang, Jr. of Butler, and James M. Lang of Valencia, a sister-in-law, Glee Marshall Lang of Valencia and a niece and many nephews.

She was preceded in death by a brother, Walter J. Lang.

Friends will be received at the McDonald-Aeberli Funeral Home, Inc. 238 Crowe Ave. Mars, PA on Saturday, December 30, 2017 from 11:00 AM until 1:00 PM.  Prayers will follow at 1:00 PM. Memorials may made to the Middlesex Twp. Volunteer Fire Department, 132 Browns Hill Rd, Valencia, PA 16059 or the Mars Public Library, P.O. Box 415. Mars, PA 16046. Directions and condolences are available at

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