Louis Auguste Wagner was a French racing driver who won the American Grand Prize and the inaugural British Grand Prix. Wagner was also a pioneer aviator.

The United States Grand Prix is a motor racing event that has been held on and off since 1908, when it was known as the American Grand Prize. The Grand Prix later became part of the Formula One World Championship. As of 2023, the Grand Prix has been held 52 times at ten different locations. Since 2012, it has been held every year at the Circuit of the Americas in Austin, Texas, except in 2020 when it was cancelled due to the COVID-19 pandemic.