Fox River is a stream in Davis, and Van Buren counties of Iowa, and Clark County of Missouri. It is a tributary of the Mississippi River.

The stream headwaters are at 40°45′13″N 92°43′26″W / 40.75361°N 92.72389°W / 40.75361; -92.72389 near Drakesville and Bloomfield, Iowa. It crosses the Iowa-Missouri border near Mt Sterling, and its confluence with the Mississippi is about six miles south of the confluence of the Des Moines River, near Alexandria at 40°17′05″N 91°29′39″W / 40.28472°N 91.49417°W / 40.28472; -91.49417.

Fox River was named after the Meskwaki or Fox people.

At Wayland, Missouri, the river has an average discharge of 283 cubic feet per second.

See also

• List of rivers of Iowa
• List of rivers of Missouri