Ogawa, Tochigi

 was a town located in Nasu District, Tochigi Prefecture, Japan.
As of 2003, the town had an estimated population of 6,939 and a density of 168.59 persons per km². The total area was 41.16 km².
On October 1, 2005, Ogawa, along with the town of Batō (also from Nasu District), was merged to create the town of Nakagawa.