Date of Birth: 
About Bronisław Gancarz
- Bronislaw Gancarz (October 31, 1906 in Rudnik nad Sanem - September 30, 1960 in Nisko) was a Polish track and field athlete.
- Gancarz competed in the men's marathon for Poland at the 1936 Summer Olympics.
- He finished in 33rd place. During World War II, he fought in the Polish Army in the September Campaign.
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