Robert "Bob" N. Diefenbach, 81, of Dunedin, Florida passed away on December 31st, 2016. He is survived by his wife of 58 years, Arlene Diefenbach, as well as "his girls", Ginni Pressgrove, Penny Berryman (Russell Berryman), and Debbie Diefenbach. He is also survived by his adored grandchildren, Vincent Titara, Noah Nance and Serenity Berryman. Bob was an active docent with his wife at Heritage Village in Largo, Florida where they ran the General Store. Bob loved camping and working on his Model A, both of which he enjoyed doing with his family. He also enjoyed the antique car club, PINMAR. He was a member of Heritage United Methodist Church. In lieu of flowers, the family requests donations to Suncoast Hospice or Heritage Village in Largo, Florida.