David Allen Geyer, 87, Markleton, passed away Tuesday, December 16, 2025 in his home with his family at his side. He was born December 12, 1938 in Ursina, a son of Clifford and Florence (Knotter) Geyer. His parents and sister, Myrna Lynn Geyer preceded him in death. Dave is survived by his wife of 60 years, Darlene Mae (Nicklow) Geyer and daughters, Kelly Sue Mathis, Ridgeville, SC and Shannon Beth Sterner (Jeff), Rockwood; grandchildren, Lacie Lynn Stevanus, Isaac Thomas (Megan) Stevanus and Ian Gregor Mathis, as well as one great grandson, Cooper Axel Sanner; sister, Anna Mary (Jay) Rose, Confluence and brother, Charles Clifford Geyer, Jr. (Lois), Bridgeville. Dave was a 1956 graduate of Turkeyfoot Valley Area High School, after which he joined the US Army and served his country from 1956-1959. He was a member of the NRA and worked for Sanner Brothers Coal Co. as a Highlift operator for 50+ years. Dave was a devoted husband and proud father and grandfather, who always put his family first. He loved history and was an avid reader of history books. He enjoyed cars, guns, old westerns and watching his great grandson play football. His legacy and love will live on in the hearts of his family. Nothing loved is ever truly lost and he was loved so very much. Friends will be received on Saturday, December 20th from 11 AM-12 PM at the Humbert Funeral Home in Confluence with a service to follow at 12 PM with Rev. James Monticue officiating. Interment in Kingwood IOOF Cemetery.