John Edward Barnhart, Sr., 77, of Weirton, passed away Sunday, November 28, 2021, at his home. He was born October 28, 1944, in Wheeling, WV, the son of the late George Emmett and Chesna Iris Powell Barnhart. He was also preceded in death by his wife, Cecelia Viola Barnhart on September 24, 2018. John retired from Weirton Steel and Highmark, where he worked as a computer programmer. He was a member of the Cove Presbyterian Church, an avid Ohio State Fan and an Army veteran. John is survived by his sons John E. Barnhart, Jr. and his companion Eve Robertson of Weirton and Joseph N. Barnhart of Charlotte, NC; daughter Katherine David and her husband Jeff of Clinton, PA; sister Sylvia Pflugh of Rayland, OH and grandchildren, Adam Robertson, Hanna Robertson, Madison Barnhart, Alyssa David, and Gianna David. Friends will be received Saturday from 5:00 until the 7:00 pm funeral service at the Greco-Hertnick Funeral Home, 3219 Main Street, Weirton, WV. The Reverend Dr. Ed Rudiger will officiate. Private inurnment will be in the WV National Cemetery. In lieu of flowers, please consider a memorial contribution to the American Cancer Society or American Heart Association. Share tributes and memories at www.grecohertnick.com 304-748-3219.