Paul A. Mullin, a longtime resident of Bensalem, passed away on Sunday, January 3, 2021 at the age of 89. Born in the Hill Creek (Olney Section) of N.E. Philadelphia, he was the son of the late Paul and Katherine Ryan Mullin. Paul was a devoted husband, father and grandfather. He worked as a Mechanical Engineer for over 45 years before he retired in 1998. He was a U.S. Army Veteran of the Korean Conflict. He was an avid sports fan whose greatest joy was spending time with his family. Paul was preceded in death by his wife of 65 years, Margaret Joan (Smith), his son Paul T. Mullin and his brother James J. Mullin. Paul is survived by his children, Karen Mullin, Denise Dowling (John), Thomas Mullin, Sr. (Adele), and James Mullin (Frank). He is also survived by his six grandchildren, John Paul (Sarah), Christopher, Katelyn (Joseph), Thomas Jr., Michael and Matthew. Relatives and friends are invited to attend his viewing from 10am to 11am Friday, January 8th at St. Ephrem's Church, 5400 Hulmeville Rd., Bensalem, PA 19020, followed by his Mass at 11am. Interment will be at Resurrection Cemetery. In lieu of flowers, donations can be made in Paul's name to the Wounded Warriors Project, 4899 Belford Road, Suite 300, Jacksonville, FL. 32256.