Who most recently served as Chief of Staff to the wife of the 47th Vice President of the United States?
Jill Biden Jill Tracy Biden (née Jacobs , previously Stevenson; born June 3, 1951) is an American educator who is married to the 47th Vice President of the United States, Joe Biden. She was the Second Lady of the United States from 2009 to 2017.
Mary Cyrene Burch Breckinridge Mary Cyrene Burch Breckinridge (August 16, 1826 – October 8, 1907) was the wife of John C. Breckinridge and served as the Second Lady of the United States from March 4, 1857 until March 4, 1861, while her husband was the 14th Vice President of the United States.