Hattō (八東町 Hattō-chō) was a town located in Yazu District, Tottori, Japan.
On March 31, 2005 Hattō was merged with the towns of Funaoka and Kōge, all from Yazu District, to form the new town of Yazu.
Hattō is known for its lively fish markets.
As of 2003, the town had an estimated population of 5,299 and a density of 78.49 persons per km². The total area was 67.51 km².