Walter Ader (December 15, 1912 – November 25, 1982) was an American racing driver.
[4] After his retirement from racing, Ader worked as a member of the Bernardsville volunteer fire department.
Drivers competing at Indianapolis during those years were credited with World Drivers' Championship participation, and were eligible to score WDC points alongside those which they may have scored towards the AAA/USAC National Championship.
Ader participated in one World Drivers' Championship race at Indianapolis.
He finished in 22nd place,[2] and he scored no World Drivers' Championship points.