Grzegorz Stanisław Kosma (2 March 1957 in Łódź – 6 May 2017) was a Polish handball player who competed in the 1980 Summer Olympics.[1]
In 1980 he was part of the Polish team which finished seventh in the Olympic tournament. He played five matches and scored three goals. Kosma died on 6 May 2017, aged 60.[2]