Jack S. Zeitz, 88, of Southampton, PA, passed away on Tuesday, October 20, 2026. Born on June 4, 1938, in Philadelphia, PA, Jack dedicated many years of his life to the pharmacy profession. He served as the Director of Pharmacy at Albert Einstein, and as head pharmacist at Rite Aid Pharmacy, Attleboro, and Brockie Pharmacy. Throughout his career, he was committed to his profession and to helping others. Outside of his professional life, Jack enjoyed traveling and reading, pursuits that brought him pleasure throughout the years. Above all, he was a devoted husband, loving father, proud grandfather, and great-grandfather who cherished his family. He will be remembered for his dedication, his interests, and the love he shared with those closest to him. He is survived by his beloved wife of 66 years, Marilyn Zeitz; his daughter, Hilary, and her husband, Charles Levitt; his two sons, Neil and his wife, Jennifer Zeitz, and Lee Zeitz; six grandchildren, Dale Levitt, Reid Levitt, Merrill Levitt, Matthew Zeitz, Jacob Zeitz, and Kaitlyn Zeitz; and his great-grandson, Oliver Zeitz. Funeral services and interment will take place at 12:00 p.m. on Thursday, October 22, at Whitemarsh Memorial Park, 1169 Limekiln Pike, Ambler, PA. In lieu of flowers, donations may be made to a charity of the donor's choice.