Little Thornapple River (Coldwater River)
 Little Thornapple River is a 5.8-mile-long (9.3 km) river in Barry County in the U.S. state of Michigan.The Little Thornapple rises from the outflow of Jordan Lake in north-central Woodland Township at 42°45′38″N 85°08′43″W.The stream flows primarily to the southwest and empties into the Coldwater River in central Carlton Township at 42°42′50″N 85°13′41″W.The Little Thornapple with Jordan Lake tributaries forms an important part of the upper Coldwater River watershed.