Botvinnik vs Vidmar, 1936   (D60) Queen's Gambit Declined, Orthodox Defense, 24 moves, 1-0 Botvinnik vs Capablanca, 1938  (E40) Nimzo-Indian, 4.e3, 41 moves, 1-0 Botvinnik vs Ragozin, 1940  (C79) Ruy Lopez, Steinitz Defense Deferred, 32 moves, 1/2-1/2 Botvinnik vs Smyslov, 1945  (D13) Queen's Gambit Declined Slav, Exchange Variation, 31 moves, 1-0 Denker vs Botvinnik, 1945  (D44) Queen's Gambit Declined Semi-Slav, 25 moves, 0-1 Botvinnik vs Smyslov, 1946  (D98) Grunfeld, Russian, 50 moves, 1-0 Tartakower vs Botvinnik, 1946  (C01) French, Exchange, 54 moves, 0-1 Botvinnik vs Keres, 1948  (E28) Nimzo-Indian, Samisch Variation, 23 moves, 1-0 Botvinnik vs Bronstein, 1951  (E60) King's Indian Defense, 57 moves, 1-0 Szabo vs Botvinnik, 1952  (A94) Dutch, Stonewall with Ba3, 78 moves, 1/2-1/2 I Kan vs Botvinnik, 1953  (D85) Grunfeld, 41 moves, 1/2-1/2 Botvinnik vs Smyslov, 1954  (E45) Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation, 30 moves, 1-0 Botvinnik vs O Benkner, 1956  (A20) English, 27 moves, 1-0 Sliwa vs Botvinnik, 1956  (C01) French, Exchange, 45 moves, 0-1 Botvinnik vs Averbakh, 1956 (E29) Nimzo-Indian, Samisch, 24 moves, 1-0 Botvinnik vs Furman, 1961  (A07) King's Indian Attack, 32 moves, 1-0 Botvinnik vs Tal, 1961  (E24) Nimzo-Indian, Samisch, 33 moves, 1-0 Botvinnik vs Petrosian, 1966  (A10) English, 34 moves, 0-1 18 games