‘According to the blog Discovering Buffalo One Street at a Time and confirmed by The Observer, Swift’s great-grandmother Eleanor Mayer lived in Dunkirk, N.Y. in the early 1900s. Eleanor’s parents, Julius and Delia Mayer — Swift’s great-great-grandparents, originally from Bavaria — owned the Mayer Music Store on Central Avenue in Dunkirk, located about 40 miles southwest of Buffalo.’