1939 AAA Championship Car season
The 1939 AAA Championship Car season consisted of three races, beginning in Speedway, Indiana on May 30 and concluding in Syracuse, New York on September 2. There was also one non-championship event in Springfield, Illinois. The AAA National Champion and Indianapolis 500 winner was Wilbur Shaw.
Schedule and results
All races running on Oval/Speedway.| Rnd | Date | Race Name | Track | Location | Type | Pole Position | Winning Driver |
| 1 | May 30 |  International 500 Mile Sweepstakes | Indianapolis Motor Speedway | Speedway, Indiana | Paved | Jimmy Snyder | Wilbur Shaw |
| 2 | August 27 | Milwaukee 100 | Wisconsin State Fair Park Speedway | West Allis, Wisconsin | Dirt | Emil Andres | Babe Stapp |
| 3 | September 2 | Syracuse 100 | New York State Fairgrounds | Syracuse, New York | Dirt | Rex Mays | Mauri Rose |
| NC | October 15 | Race of Champions | Illinois State Fairgrounds | Springfield, Illinois | Dirt | — | Emil Andres |
Leading National Championship standings
| # | Driver | Team | Points |
| 1 | Wilbur Shaw | Boyle | 1000 |
| 2 | Jimmy Snyder | Thorne Engineering | 825 |
| 3 | Ted Horn | 685 | |
| 4= | Babe Stapp | 675 | |
| 4= | Cliff Bergere | Miller | 675 |