Oscar Tenner (sometimes Oskar) (Hebrew: אוסקר טנר; 5 April 1880, in Lemberg[1] – 24 December 1948) was a Galicia (Poland)-born German–American chess master.
and took 4th at Hamburg 1910 (DSB Congress, C tournament), took 7th at Berlin 1911 (Carl Ahues won), tied for 9-10th at Breslau 1912 (DSB-Congress, Hauptturnier A, Bernhard Gregory won),[3] shared 3rd at Jungbunzlau (Mlada Boleslav) 1913 (Karel Hromádka won), and tied for 2nd-3rd with Ilya Rabinovich, behind B. Hallegua, at Mannheim 1914 (interrupted DSB-Congress, Hauptturnier A).
[4] After World War I, he tied for 6-7th at Berlin 1922 (Fritz Sämisch won), and then emigrated to the United States.
He played many times in the Manhattan Chess Club Championship[5] and other tournaments in New York.
After World War II, he took 41st at Baltimore 1948 (US Open Chess Championship, Weaver W. Adams won) at the age of 68.