Theresa M. Knopf, 79, a loving wife, mother and grandmother passed away peacefully on July 20, 2023 in St. Catherines of Siena Hospital. Theresa was born Sept. 29, 1943 in Bronx, NY to Benedict and Marie Ptaszenski. She is formally of Smithtown, NY, Apopka, FL and Seaford.  

Theresa leaves behind her loving husband of 58 years, Edward A. Knopf; her son Edward J. and his wife Wendy; her son Michael and his wife Michele; and her daughter Jolene, along with her six cherished grandchildren; Melissa, Joseph, Deanna, Michael, Edward and Alex.  

Theresa always cherished her time with her family especially around the holidays, baking cookies, spending time on the boat and the beach, and being active with the Red Hat Society and her local church in Delaware.

There are no funeral arrangements at this time, but the family is planning a celebration of her life at a later date. In lieu of flowers, the family would like to encourage you to make a donation to the American Diabetes Association at in memory of Theresa.