Nehoiu is a town in Buzău County, Muntenia, Romania, with a population of 11,631. Wood processing is the local main economic activity. The town has a lumbermill since the early 20th century. It officially became a town in 1989, as a result of the Romanian rural systematization program.
The town administers nine villages: Bâsca Rozilei, Chirlești, Curmătura, Lunca Priporului, Mlăjet, Nehoiașu, Păltineni, Stănila and Vinețișu.