Al Unser

Alfred Unser (May 29, 1939 – December 9, 2021) was an American automobile racing driver.
He was the younger brother of racing drivers Jerry and Bobby Unser, and father of Al Unser Jr. He was the second of four men (A. J. Foyt, himself, Rick Mears and Hélio Castroneves) to have won the Indianapolis 500-Mile Race four times (1970, 1971, 1978, 1987). He also won the National Championship in 1970, 1983, and 1985.
In 2004, Unser was diagnosed with liver cancer. He died from the disease on December 9, 2021 at his home in Chama, New Mexico at the age of 82.