In what year was the 1993-1994 USAC National Champion born?
1993–94 USAC Championship Car season:  The USAC National Champion and Indianapolis 500 winner was Al Unser Jr. Al Unser Jr.: Alfred "Al" Unser Jr. (born April 19, 1962), nicknamed "Little Al", "Al Junior", or simply "Junior", is a retired American race car driver and two-time Indianapolis 500 winner.
1962