The William H. Natcher Green River Parkway was the designation for a 72.3-mile (116.4 km) freeway that ran from Bowling Green to Owensboro in the US commonwealth of Kentucky. The Natcher Parkway was one of nine highways that were a part of Kentucky's parkway system. The portion north of Interstate 65 (I-65) was signed as I-165, and the portion south of I-65 as Kentucky Route 9007 on March 6, 2019.

Bowling Green is a home rule-class city and the county seat of Warren County, Kentucky, United States. Founded by pioneers in 1798, Bowling Green was the provisional capital of Confederate Kentucky during the American Civil War. As of the 2020 census, its population of 72,294 made it the third-most-populous city in the state after Louisville and Lexington; its metropolitan area, which is the fourth largest in the state after Louisville, Lexington, and Northern Kentucky, had an estimated population of 179,240; and the combined statistical area it shares with Glasgow has an estimated population of 233,560.