Ứng Hòa is a southern district (huyện) of Hanoi in the Red River Delta region of Vietnam.

The River Đáy forms much of the western boundary with Mỹ Đức district.

It covers an area of 183.72 square kilometres (70.93 sq mi), and as of 2005 it had a population of 193,731 people.

[1] The district contains the following subdivisions:[1] Communes:

This article about a location in Hanoi, Vietnam is a stub.