Jakub (Josek) Kolski (1899, à Âódà º â 1941, Warsaw) was a Polish chess master.
In the period 1920-1930s, Kolski was one of the strongest à Âódà º chess players. In 1922, he won ahead of Dawid Daniuszewski in à Âódà º. In 1924, he took 2nd, behind Gottesdiener, in Warsaw (Quadrangular). In 1926, he tied for 3rd-7th in Warsaw (1st POL-ch; Dawid Przepiórka won). In 1927, he tied for 11-12th in à Âódà º (2nd POL-ch; Akiba Rubinstein won).
He played several matches in Lodz and Warsaw. He drew with Kazimierz Makarczyk (1 : 1) and beat Paulin Frydman (2 : 0) in 1922, lost to Daniuszewski (3 : 5) in 1923, lost to Alexander Flamberg (0.5 : 1.5) and Moishe Lowtzky (0 : 2), drew with Przepiórka (1 : 1) and Leon Schwartzmann (1 : 1) in 1924, lost to P. Frydman (0.5 : 1.5) in 1928, and won against Mieczysà Âaw Najdorf (1 : 0) in 1935.
In 1930s, he played in several the city of à Âódà º championships. He tied for 2nd-3rd in 1930, took 3rd in 1932, tied for 1st-3rd with Izaak Appel and Teodor Regedzià Âski in 1933, took 2nd in 1934, tied for 2nd-3rd in 1935, and tied for 1st-2nd with Appel in 1939.
In 1934, he won in the à Âódà º Province-ch. In 1935, he won in à Âódà º (Quadrangular). In 1935, he tied for 6-7th in Warsaw (3rd POL-ch; Savielly Tartakower won). In 1935, he tied for 2nd-3rd with Reuben Fine, behind Tartakower, in Lodz. In 1938, he tied for 10-12th in Lodz (Vasja Pirc won).
At the beginning of World War II, he left à Âódà º for Warsaw in 1939. Then, he died of starvation in the Warsaw Ghetto.