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),[1] and took 7th at Prague 1939 (pre-Olympic qual, Jiří Pelikán won).

[5] In May 1944, he along with other Czech players (Luděk Pachman, Podgorny, Prucha, etc.)

lost an 8-game training match against Fedor Bogatyrchuk (+0 –7 =1) in Prague.

[13] Kottnauer thrice played in Chess Olympiads.