Nō (能生町 Nō-machi?) was a town in the Nishikubiki District of Niigata Prefecture in Japan.
As of 2003, the town had an estimated population of 10,266 and a population density of 68.22 persons per km². The total area was 150.49 km².
On March 19, 2005, Nō, along with the town of Ōmi (also in Nishikubiki District), was merged into the expanded city of Itoigawa.