She was born in Fairless Hills, PA, to the late John J. and Clare (Plumley) Fagan, and was a graduate of Pennsbury High School.
She is survived by her beloved husband Frederick Allen, and her three children; Joseph Fagan, Emma Riley, Justin Riley and grandchildren Sunny and Gabriel. She was the loving sister of Gerard and Georgia Fagan, John Fagan, Michael O'Brien and Michael and Colleen Fagan.
Marianne was deeply interested in seeing the world. She was inquisitive about people and their different cultures. She was an avid reader, particularly of romance novels and loved her weekly bingo group. Always willing to reach out to new people, she will be remembered for her compassion and her sense of humor.
Family and friends are invited to call on Thursday, February 23, 2023, from 10:00 am until 12:00 pm at the James J. Dougherty Funeral Home, where her funeral service will be held at 12:00 pm. Interment will be held privately at the convenience of the family.