Helmut Polensky (10 October 1915, Berlin – 6 November 2011, Saint-Tropez) was a German people moto racer, Auto racing and racing car constructor.
Polensky spent the Second World War as a logistics specialist in Berlin. In 1945 he escaped from a Soviet prisoner of war camp, fleeing to Hamburg. He worked there in 1946 as managing director of a small motor company.
In the early the 1950s, Polensky began to concentrate increasingly on sports car races. He entered the Mille Miglia in 1952. His wife served as co-driver several times in the Tour de France. Around the same time, he moved his family to Karlsruhe, where he opened a Volkswagen dealership. Driving a Porsche, he won the 1953 Alpine Rally and European Rally Championship, coming first overall in the championship. He was also eighth overall at the 12 Hours of Reims in 1954. 12 Hours of Reims 1954
Polensky entered the 24 Hours of Le Mans three times. In 1955, he was shared a Porsche 550 with journalist Richard von Frankenberg, coming fourth overall and earning a class win. He also took the 21st Biennial Cup.
In 1956, Polensky quit racing to become a successful automobile dealer.
| 1954 | Porsche | Porsche 550/4 RS Coupé 1500 | Hans Herrmann | Failure | Engine failure |
| 1955 | Porsche KG | Porsche 550/4 RS Spyder 1500 | Richard von Frankenberg | Fourth overall, and class win | |
| 1956 | Olivier Gonzague | Porsche 550/4 Spyder | Claude Storez | Failure | Distributor |
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