Duane Ollinger is a Texas oil and gas entrepreneur best known as the owner of the mysterious "Blind Frog Ranch" in Utah, which is the focus of the reality TV series "Mystery at Blind Frog Ranch" on Discovery. Ollinger purchased the 160-acre property after making a fortune in oil drilling, driven by stories of hidden Aztec gold, strange phenomena, and unexplained events on the land.
On the show, he is depicted as a determined, hands-on leader who invests considerable resources in searching for treasure and investigating paranormal occurrences alongside his son Chad and a small team. His background is in oil field services, and his larger-than-life personality are central to the narrative of the series.