Margaret Theiss

Obituary of Margaret M. Theiss

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Margaret M. Theiss Pine Bush, NY On Thursday, July 23, 2020, Margaret M. Theiss, loving mother, sister, grandmother and great-grandmother, passed away at the age of 93. Margaret was born on February 4, 1927 in New York, NY to John and Margaret (Hearn) Kelly. She worked as a Secretary at Roure Bertrand Dupont Perfume in Teaneck, NJ and later as a greeter at EJR Elementary School in Pine Bush, NY. Margaret was preceded in death by her son Donald Theiss, her sister Theresa Ross, and brothers Jeremiah Kelly and John Kelly. She is survived by her daughter Sharon M. Demetriou, sisters Dorothy M. Kelly and Sister Margaret C. Kelly, grandchildren Dustin, Anthony, Amie, and Eric and her great-granddaughter Athena. A funeral service will be held at New Prospect Cemetery in Pine Bush, NY on Monday August 3,2020 at 9:00am. Flowers or donations may be sent to 961 Oregon Trail Pine Bush, NY 12566. To leave an online condolence please visit

Graveside Service

9:00 am - 9:30 am
Monday, August 3, 2020
New Prospect Cemetery
New Prospect Road
Pine Bush, New York, United States
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Margaret Theiss

In Loving Memory

Margaret Theiss

1927 - 2020

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