Čeněk Kottnauer (24 February 1910, Prague – 14 February 1996, London) was a Czech British chess master, earning the title of International Master. At the beginning of his career, he tied for 11-12th at Prague 1933 (Kautsky Memorial, Karel Opočenský won), and took 7th at Prague 1939 (pre-Olympic qual, Jiří Pelikán won). In 1953, he emigrated to the United Kingdom. He tied for 5-7th at Hastings 1959/60 (Svetozar Gligorić won), and took 11th at Hastings 1968/69 (Vasily Smyslov won). He was awarded the International Master title in 1950, and the International Arbiter title in 1951.