Duke Dinsmore

Carlyle John Dinsmoor (April 10, 1913 – October 12, 1985) was an American racing driver who competed under the nom de course Duke Dinsmore.

Dinsmoor served in the United States Army Air Forces during the Second World War.

World Drivers' Championship career
The AAA/USAC-sanctioned Indianapolis 500 was included in the FIA World Drivers' Championship from 1950 through 1960. 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.

Dinsmoor participated in four World Drivers' Championship races at Indianapolis. His best finish was 16th place, and he scored no World Drivers' Championship points.

Indianapolis 500 results
* Shared drive with Rodger Ward and Andy Linden. Dinsmoor drove ten laps of the 177 completed by Ward (138), Linden (29) and Dinsmore.

AAA/USAC Championship Car results

 * 1946 table only includes results of the six races run to "championship car" specifications. Points total includes the 71 races run to "big car" specifications.

FIA World Drivers' Championship results
(key)
 *  * Indicates shared drive with Rodger Ward and Andy Linden.