CHOTKOWSKI- Of Chelsea, May 11th, Joseph S., Sr. Devoted husband of the late Ada (Newman). Beloved father of Joseph S. Chotkowski, Jr. of Tewksbury, Edward Chotkowski of Stoneham and Linda Griffin of Londonderry, New Hampshire. Dear and loving brother of Stanley Chotkowski of Georgia, Michael Chotkowski of Everett, Helen Lasko of Washington and the late Louis Chotkowski, Mary Moores and Jean Syngajewski. Cherished grandfather of Jason, Justin and Jonathan Chotkowski, Tracy DiCicco and Anthony Griffin, TJ and Margaret Chotkowski. Also lovingly survived by many nieces and nephews. In accordance with his wishes Funeral Services concluding with interment at the Massachusetts National Cemetery at Otis Air Force Base, Bourne, Massachusetts are private.