Mary G. (Errico)Pronski, of Winchester passed away May 30, 2015, after a lengthy illness. She was the beloved wife of the late Anthony Pronski, and the loving mother of Kevin A. Pronski, Anthony Pronski Jr. and the late Adelene M. Pronski all of Winchester. Mrs. Pronski is also survived by her sister Rose Vesce of Enfield, CT and several nieces and nephews. Her funeral will be held from the Costello Funeral Home, 177 Washington St., Winchester, Saturday, June 13th at 10:30 A.M. followed by a funeral Mass celebrated at St. Mary's Church at 11:30 A.M. Relatives and friends are kindly invited to attend. Visiting hours will be held in the funeral home on Friday, June 12th , from 4-8 P.M. Memorial tributes may be made to The Anthony Pronski, Sr. Scholarship Fund, c/o Winchester Cooperative Bank, 19 Church St., Winchester, MA 01890.