Age 65, late of Hegewisch, passed away Tuesday, May 2, 2023. Beloved husband of Holly A. Popczak (nee Timm). Dearest brother of Mike Popczak. Survived by brother-in-law Ralph (Tina) Timm, niece Angelina, nephew Vincent, many aunts, uncles, cousins and friends. Preceded in death by parents: Joseph and Verene Popczak. Mark enjoyed fishing, bowling and golfing.