1997, 1998, 1999 USAC National Midget champion
Jason Leffler (born September 16, 1975) is a NASCAR driver from Long Beach, California. Leffler began racing in the open-wheel ranks before moving to NASCAR's three major series. Leffler currently drives the #30 AccuDoc Solutions and the #38 Great Clips Chevrolet Impala for Turner Motorsports in the NASCAR Nationwide Series.
Leffler began his career racing midget cars in the USAC series, where he won 3 consecutive Midget championships from 1997 and 1999, as well as the Silver Crown series championship in 1998. He was the third driver to win three consecutive midget car championships. He won the Hut 100 and Belleville Nationals in 1997, and the Turkey Night Grand Prix and Copper Classic in 1999. He won his second Turkey Night Grand Prix in 2005.