Louis Henry Schwitzer (February 29, 1880 – May 9, 1967) was an American engineer and early racing driver who was the winner of the first auto race ever held at the Indianapolis Motor Speedway.

[1] After arriving from Austria-Hungary, Schwitzer found work with Holzer-Cabot in Boston, Massachusetts.

As a driver, Schwitzer won the first event held at the Indianapolis Motor Speedway, a five-mile race on August 19, 1909.

[8][9] Schwitzer served on the Indianapolis Motor Speedway Technical Committee from 1912 through 1945.

[3] In recognition of Schwitzer's contributions to the early developmental history of American motorsports, the Louis Schwitzer Award for design innovation is presented annually after each running of the Indianapolis 500.