Wilhelm Cohn (Hebrew: וילהלם קוהן, February 6, 1859, Berlin – August 17, 1913, Charlottenburg) was a German chess master. He participated in some strong tournaments. In 1897, he tied for 13-14th in Berlin (Rudolf Charousek won). In 1898, he tied for 2nd-4th in Cologne (11th DSB Kongress; Amos Burn won). In 1899, he tied for 10-11th in London (Emanuel Lasker won). In 1900, he took 6th in Munich (12th DSB Kongress; Géza Maróczy, Harry Pillsbury and Carl Schlechter won). In 1902, he took 13th in Hanover (13th DSB Kongress; Dawid Janowski won).