Age 60, of Scottdale, formerly of Irwin, on July 29, 2022. Cherished son of Doreen (Mitchell) and the late Peter Joseph Barclay; loving father of Jessica (Joseph) Hamilton and Peter John Barclay; proud grandfather of Arthur George Hamilton; beloved brother of Bruce Barclay, Lorraine Cipra and Doreen (John) Abbatico. Peter had a love for music, guitars, and cars. Family and friends received on Tuesday from 2-4 and 6-8 PM at the Warchol Funeral Home Inc., 3060 Washington Pike, Bridgeville (412.221.3333), where a service will be held on Wednesday at 12 PM. Interment and military honors to follow at the National Cemetery of the Alleghenies. In lieu of flowers, donations may be made to the Peter John Barclay Trust, c/o Warchol Funeral Home.