Hatogaya(鸠ヶ谷市,Hatogaya-shi) was a city located in Saitama Prefecture, Japan.
As of April 1, 2011, the city had an estimated population of 61,781, with 26,902 households, and a population density of 9,932.64 per km. The total area was 6.22km, the second smallest among all cities in Japan.