Tennō (天王町 Tennō-machi) was a town located in Minamiakita District, Akita Prefecture, Japan.
In 2003, the town had an estimated population of 22,115 and a density of 532.76 persons per km². The total area was 41.51 km².
On March 22, 2005, Tennō, along with the towns of Iitagawa and Shōwa (all from Minamiakita District), merged to create the city of Katagami.