Louisville (/ˈluːɪsvɪl/) is a city in Stark County, Ohio, United States. The population was 9,521 at the time of the 2020 census. Located 7 miles (11 km) northeast of Canton, it is a suburb of the Canton–Massillon metropolitan area.

Nimishillen Creek is a tributary of Sandy Creek, 24.5 miles (39.4 km) long, in northeastern Ohio. Via Sandy Creek and the Tuscarawas, Muskingum and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of 187 square miles (484 km²), including the city of Canton.