The 1972 First National Tennis Classic, also known as the Louisville WCT, was a men's tennis tournament played on outdoor clay courts at the Louisville Tennis Center in Louisville, Kentucky, United States. It was the third edition of the tournament and was held from July 24 through July 30, 1972. The tournament was part of the 1972 World Championship Tennis circuit and offered total prize money of $50,000. The singles final was won by ninth-seeded Arthur Ashe who earned $10,000 first-prize money.[1]
Arthur Ashe defeated 
Mark Cox 6–4, 6–4
John Alexander / Phil Dent defeated Arthur Ashe / Bob Lutz 6–4, 6–3