丰川市（日语：豊川市／とよかわし）是爱知县东三河的一市。

Toyokawa(豊川市,Toyokawa-shi) is a city located in the eastern part of Aichi Prefecture, Japan. As of May 2015, the city had an estimated population of 181,051 and a population density of 1120 persons per km². The total area was 161.14 square kilometres (62.22 sq mi). Toyokawa, famous for its Toyokawa Inari temple, is blessed with a good balance of industry, commerce, agriculture and forestry spread over its 160 km² boundary, and is situated in an area rich in history, traditions, and culture.