June 4, 1911 – November 7, 1989

Sr. Cornelia (Christine) Duffy was a native of County Monaghan, Ireland and made her final profession as an Ursuline Sister of Tildonk in 1945. She taught at Our Lady of Victory, St. William the Abbot, and, most notably, Our Lady of Grace, where she ministered for twenty years. Sr. Cornelia remained an active volunteer and senior companion during her retirement. She continued serving even after her death, having made anatomical gifts to help others and aid in research.