Mary Sibbet Copley

Mary Sibbet Copley
Copley circa 1920
Born(1843-06-19)June 19, 1843
DiedJune 6, 1929(1929-06-06) (aged 85)
Resting placeAllegheny Cemetery
OccupationPhilanthropist
Spouse
(m. 18671889)
Children5, including Harry, Margaret, Alice
RelativesRussell William Thaw (grandson)

Mary Sibbet Copley Thaw (June 19, 1843 June 9, 1929) was an American philanthropist and charity worker.