Doris F. Heinzmann, of Amherst, NY May 29, 2024. Loving wife of the late Francis J.; loving mother of Mary H. (Kevin) Reddien, Lisa M., Thomas J. (Jennifer), Mark J. (Julie), David J.(Lisa) and the late Francis J. III and the late Joseph John Heinzmann; also survived by 7 grandchildren. Family and friends may call Saturday June 1st from 2-5 pm at the PERNA DENGLER ROBERTS FUNERAL HOME 1671 Maple Rd., Williamsville. Family and friends are invited to attend a Mass of Christian Burial from St. Leo the Great RC Church Monday, June 3rd at 9am. In lieu of flowers, memorial’s maybe made to Hospice Buffalo, Inc. Online condolences to denglerrobertspernafuneral.com