Melania Maria Sinoracka (13 June 1923 – 28 February 1975) was a Polish javelin thrower. She competed at the 1948 Olympics and placed 11th.
Sinoracka was born in a working family, and in 1937 began working as a saleswoman for the Toruń Railway. After World War II she was moved to the State Railways Directorate in Toruń and stayed there until 1950. In 1950–1952 she worked at a factory of water meters, and in 1952–1957 at a garment factory.
Sinoracka took up gymnastics in 1937 and changed to athletics in 1938. She won the Polish javelin title in 1947 and 1948; she was also successful in the shot put and played volleyball at the national level.
References Melania Sinoracka. Polish Olympic Committee Melania Sinoracka. sports-reference.com