Holdman is an unincorporated community in Umatilla County, Oregon, United States. It is about 17.5 mi north-northwest of Pendleton and approximately 12.5 mi east of Hermiston, at the intersection of County Road 800 and the Pendleton-Cold Springs Highway. The town was named for the Holdman brothers, early settlers of the area. Holdman post office was established in 1900. In 1915, Holdman was described as having a population of 25, with a United Brethren church and a schoolhouse. The schoolhouse is still standing as of 2024. Holdman is part of the Pendleton–Hermiston Micropolitan Statistical Area.