Donald Leroy Manhollan, 77, of Hamilton, passed away on February 7, 2016 at the Residence of Huntington Court. He was born on February 21, 1938 to John and Mary (Pitzer) Manhollan in Poland, OH. Donald worked for TRW, where they made airplane parts. Donald is survived by his loving daughter, Christie (Randy) Heller of Newville, PA; son, Jonathon (Tia) Keefer of Hamilton, OH; grandchildren, Jessica, Stephanie, Cody, Tyler and Liam, great-grandchildren, David Jr., Hannah, Emily, Callie and Oli, siblings, Nellie, Helen, Mary Lou and Ray. He was preceded in death by his companion Penny Keefer and siblings John, Albert, Ralph, Cecil, Charles, Ruth and Sonny. Services will be at the convenience of the family.