William John O'Neill beloved husband of 50 years to Barbara A. (nee Pejeau) O'Neill; loving father of Brian (Anna) O'Neill, Colleen (Mike) Murphy and Kevin (Morgan) O'Neill; cherished Grandpa of Will Murphy, Jake Murphy, Zach Murphy, Grace O'Neill, Addilyn O'Neill, Rilynn O'Neill and Raegan O'Neill; dear brother of Mary (Edward) Halter. He was preceded in death by his parents, John E. and Lucille (nee Murphy) O'Neill; and brothers, Joseph O'Neill, Thomas O'Neill and Charles O'Neill. Passed away Tuesday July 13, 2021. Age 72. Residence Milford, Ohio. William proudly served in the US Army during Vietnam, receiving numerous medals. He worked in the steel industry from production to management and sales. William was a huge Ohio State Buckeyes fan. He retired at an early age to invest in his grandchildren. Celebration of Life visitation will be held at the Evans Funeral Home on Thursday July 15, 2021 from 2:00 PM to 4:00 PM, concluding with military honors. Private service will be held at the convenience of the family. In lieu of flowers, memorial donations may be given to the Wounded Warrior Project or St Jude Children's Hospital.