Sean P. Gallagher passed away suddenly May 7, 2020 at the age of 43. Beloved son of James Gallagher and the late Ruth Ann Gallagher. Loving brother of James (Nina Shupp), James (Sandra), Kristy Ann (Terrance), and Kathleen. Dear uncle of James, Connor, and Katie. Nephew of Patrick, Thomas, Dennis, Kathleen and Kevin; great-nephew of Peggy Anne (the late Tony Pacella), Anna McManus, and the late Anne Constance. Grandson of the late James and Catherine Gallagher. Relatives and friends are invited to live stream on Thursday May 14, 2020 at 10:00 AM followed by his service at 11:00 AM. In lieu of flowers, donations in his memory to the Philadelphia Firefighters Local 22 Widows Fund, 415 N. 5th St. Phila., PA 19123 would be appreciated.