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Oskar (Oscar) Hans Antze (24 October 1878 - 23 April 1962 ) was a German chess player.
Antze was the son of a Physician. After his Abitur he had a Medical education on the University of Marburg, the University of Kiel and the Humboldt University of Berlin. He got a Doctorate (Dr. med.). From 1900 till 1962 he has a Doctor's office in Bremen.
He shared 1st with Hugo Süchting at Kiel 1900 (Quadrangular); took 4th at Hamburg 1905 (Quadrangular); took 4th at Bremen 1906 (Quadrangular); won at Leipzig 1913.
After World War I, Dr. Antze tied for 3rd-5th at Bad Oeynhausen 1922 (22nd DSB-Congress, Ehrhardt Post won); took 6th at Hannover 1926 (Aron Nimzowitsch won); drew a short match with Efim Bogoljubow (1 : 1) at Bremen 1927; tied for 8th-9th at Duisburg 1929 (26th DSB-Congress, Carl Ahues won); took 8th at Bad Aachen 1934 (2nd GER-ch, Carl Carls won); took 4th at Bremen 1933 (Quadrangular). He is born in Cologne and died in Bremen.