1972 USAC National Dirt Car Championship

The 1972 USAC National Dirt Car Championship was the second season of the USAC National Dirt Car Championship. The season champion was A .J. Foyt.

Schedule and results
The season consisted of four dirt races.

Final point standings
The driver championship was won by A.J. Foyt of 28 classified drivers. The entrant championships went to the #3 car of A.J. Foyt Enterprises.