Ripley is a city in Lauderdale County, Tennessee, United States. The population was 7,844 at the 2000 census. It is the county seat of Lauderdale County. The current mayor is Jon Pavletic.
Ripley is located at 35°44′35″N 89°32′2″W / 35.74306°N 89.53389°W / 35.74306; -89.53389 (35.743115, -89.533872).
According to the United States Census Bureau, the city has a total area of 12.9 square miles (33.3 km²), of which, 12.8 square miles (33.2 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.31%) is water.