Age 58, of Bridgeville, on October 24, 2025. Beloved husband of Barbara (Plecenik) Duguid; loving father of Marissa Duguid of Bridgeville; cherished son of Suzanne A. (Tomko) Duguid and the late Harry H. Duguid of Bethel Park; brother of Kathy Duguid DiMarco of Baldwin, Linda Duguid Siger (Lenny) of Allison Park, and David Duguid (Sharon) of Bethel Park; brother-in-law of Thomas Plecenik of Valrico, FL and Joann Plecenik Rupnik (Paul) of Canonsburg. Thomas was a diehard fisherman and loved spending time at the cabin with his family and friends. He worked for LensCrafters for 30 years as a lab manager, and ABB Optical for 5 years. Family and friends received on Tuesday from 2-4 and 6-9 PM at the Warchol Funeral Home Inc., 3060 Washington Pike, Bridgeville (412.221.3333). A Mass of Christian Burial will be celebrated on Wednesday at 10 AM at Holy Child Church of Corpus Christi Parish. In lieu of flowers, the family respectfully requests memorial donations to be made to the Glioblastoma Foundation, or trees planted in memory of Tom.