David John Knowles Obituary
It is with sadness that the passing of David John Knowles in Trenton, Michigan is shared. David, born on September 20, 1938 in Nanticoke, Pennsylvania, passed away on May 30, 2026. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his wife Diane Knowles; and his parents, David Knowles and Celia Knowles. He is survived by: his children, Michael Knowles (Brenda), Juliann Testy (John), Mark Knowles (Annette), Robert Knowles (Amy) and Amy Munson (Eric); his grandchildren, Arielle Knowles, Lily Knowles, Jesse Knowles, Nicholas Testy (Anna), Alexander Testy (Katelynn), Adam Knowles (Laura McLellan), Emma Munson, Jack Munson and Sam Munson; his great grandchildren, Gryffin and Isla; and his sister Beverly Williams (Wayne). He is also survived by nieces, nephews, cousins, extended family members, and friends.
In lieu of flowers, those wishing to honor David's memory may make a donation to St. Jude Children's Research Hospital – Michigan, in his name, please do so by clicking the button to the left.
