Joseph B. O’Keefe, 71, of South Dennis died on July 13, 2025. Son of John Joseph and Dorothy Mary O’Keefe. He is survived by his siblings John O’Keefe Jr, Michael O’Keefe, Anne Maire Baensch and her husband Robert, and Stephen O’Keefe and his wife Stacy, and his two nieces Jamie Lynn Roguzac and Karly Lynn O’Keefe. Services will be private. A celebration of life will be held in the early fall.