Salomon Szapiro (Schapiro) known as Dr. Szeffer (1882–1944) was a Polish chess master.
He tied for 3rd-5th at Hanover 1902 (DSB Congress, Hauptturnier B), took 4th at Coburg 1904 (DSB Congress, Hauptturnier B), took 7th at Barmen 1905 (D tournament), took 4th at Lodz 1909, shared 1st at Nuremberg 1909, took 6th at Hamburg 1910 (DSB Congress, Hauptturnier B), tied for 2nd-3rd at Munich 1911, tied for 6-7th at St. Petersburg 1911 (All-Russian Amateur Tournament, Stepan Levitsky won), tied for 9-10th at Breslau 1912 (DSB Congress, Hauptturnier B), shared 2nd at Bad Kissingen 1913 (B tourn.
Kongreß des Deutschen Schachbundes, Hauptturnier B, Julius Brach won).
On February 9, 1944, he had played his last chess game with Dawid Daniuszewski in the Lodz Ghetto where he died.
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