Willie Haupt

William Edward Haupt (July 10, 1885 – April 16, 1966) was an American racing driver.

Racing career
Haupt drove in four Indianapolis 500s - 1913 thru 1915, and also in the 1920 - with his best finish of ninth coming in the 1913. For a period of time he may have managed the racing activities of Erwin Bergdoll.

Later career
In 1918, Haupt was an engineer for Haupt & Shaffer Co., and during the Second World War, he worked as an engineer in the aircraft engine laboratory of the Philadelphia Navy Yard.

Motorsports career results
=== Indianapolis 500 results ===