Career
Also, in 1938 he was voted second most popular athlete of Poland, in the Przeglad Sportowy plebiscite. In the final fight of the welterweight, he beat Erik Ågren from Sweden. During World World War II, Kolczynski was unable to continue career.
After 1945, he never got back to the late-1930s form.
He participated in the 1948 Olympic Games in London as well as other tournaments without much success. Kolczynski ended career in 1952.
Altogether, he fought 238 times, winning 216 fights and losing 22.