John C. Duffield passed away December 1, 2020 at the age of 73. Predeceased by his parents Louis J. and Anna Duffield. Loving brother of Anne Johnston and James Duffield. Preceded in death by his brothers Louis "Bucky", George, Joseph and his sister Joanne O'Brien. Relatives and friends are invited to his viewing on Monday December 7, 2020 at 9:00 AM at St. Katherine of Siena Church, 9700 Frankford Ave. Phila., PA 19114 followed by his Funeral Mass 10:00 AM. Interment Resurrection Cemetery. In lieu of flowers, donations in his memory to COMHAR Development Foundation, Inc., Attn: Woody Rosenbach, 100 W. Lehigh Ave. Phila., PA 19133 would be appreciated.