Back لين دونكان Arabic لين دونكان ARZ Len Duncan Catalan Len Duncan German لن دانکن Persian Len Duncan Finnish Len Duncan Italian Len Duncan Dutch Len Duncan Polish Len Duncan Portuguese
| Born | July 25, 1911 Brooklyn, New York |
|---|---|
| Died | August 1, 1998 (aged 87) Lansdale, Pennsylvania |
| Formula One World Championship career | |
| Nationality |  American |
| Active years | 1953–1956 |
| Teams | Kurtis Kraft, Schroeder |
| Entries | 4 (1 start) |
| Championships | 0 |
| Wins | 0 |
| Podiums | 0 |
| Career points | 0 |
| Pole positions | 0 |
| Fastest laps | 0 |
| First entry | 1953 Indianapolis 500 |
| Last entry | 1956 Indianapolis 500 |
Len Duncan (July 25, 1911 Brooklyn, New York – August 1, 1998 Lansdale, Pennsylvania) was an American race car driver. Duncan raced midget cars in seven decades from 1920s until the 1980s. During World War II, received the honor of being assigned as President Harry S. Truman's driver during one of his visits to England.[1] Mario Andretti credits Duncan with having a great influence on his professional life.[1] Andretti raced against Duncan in the American Racing Drivers Club (ARDC) series in 1963.