Donald E. O'Brien, age 71, of Upper Chichester, PA passed away on November 30, 2017 at Temple University. Born and raised in Philadelphia, Donald has resided in Boothwyn, PA for the past 6 years. He previously resided in Bucks County and New Jersey. A machinist by trade, Donald retired from Milton Roy in Ivyland, PA. Donald was an avid golfer, he also enjoyed playing cards and shooting pool. In addition to his parents, Edward and Helen Fischer O'Brien, he is preceded in death by his daughter, Lisa Ann Lucas and a sister, Mary Ann O'Brien. Donald is survived by his wife of 51 years, Rosemary Rimdeika O'Brien, children, Donna (Russ) Hires and David (Joanna) O'Brien, 6 grandchildren, Russell, Rachel, Kevin, Michael, Aidan and Zachary and a great grandson, Kenny. A visitation will be held on Tuesday, 9:30-10:30AM at St. John Fisher Catholic Church, 4225 Chichester Ave., Boothwyn, PA followed by a Funeral Mass at 10:30AM. Interment will be held later Tuesday, 2:30PM at Holy Cross Cemetery, Yeadon, PA. Donations in Donald's memory may be made to the Gift of Life Donor Program, 401 N. 3rd St., Philadelphia, PA 19123.