Wilhelm Steinitz; 1st official worldchampion: 8 years Zukertort vs Steinitz, 1886   (D50) Queen's Gambit Declined, 29 moves, 0-1 Valentina Kozlovskaya: 4th senior women worldchampion: 1 year. Chiburdanidze vs V Kozlovskaya, 1981 (B12) Caro-Kann Defense, 31 moves, 1/2-1/2 Emmanuel Lasker: 2nd official worldchampion: 27 years Lasker vs Steinitz, 1894  (D37) Queen's Gambit Declined, 44 moves, 1-0 Jose Raul Capablanca: 3th official worldchampion: 6 years Capablanca vs Lasker, 1921   (D63) Queen's Gambit Declined, Orthodox Defense, 46 moves, 1-0 Alexander Alekhine: 4th official worldchampion: 17 years A Gize vs Alekhine, 1905  (C33) King's Gambit Accepted, 29 moves, 0-1 Machgielis 'Max' Euwe: 5th official worldchampion: 2 years R A J Meijer vs Euwe, 1920  (C55) Two Knights Defense, 16 moves, 0-1 Mikhail Botvinnik: 6th official worldchampion: 12 years G Abramovic vs Botvinnik, 1924  (E61) King's Indian, 32 moves, 0-1 Vasily Smyslov: 7th official worldchampion: 1 year Smyslov vs Botvinnik, 1957  (D98) Grunfeld, Russian, 28 moves, 1-0 Mikhail Tal: 8th official worldchampion: 1 year Botvinnik vs Tal, 1960  (E69) King's Indian, Fianchetto, Classical Main line, 47 moves, 0-1 Tigran Petrosian: 9th official worldchampion: 6 years Petrosian vs Botvinnik, 1963  (A10) English, 52 moves, 1-0 Boris Spassky: 10th official worldchampion: 3 years Spassky vs Petrosian, 1969  (D41) Queen's Gambit Declined, Semi-Tarrasch, 30 moves, 1-0 Robert 'Bobby' Fischer: 11th official worldchampion: 3 years Spassky vs Fischer, 1972  (E41) Nimzo-Indian, 27 moves, 0-1 Anatoli Karpov: 12th official worldchampion: 10 years Karpov vs Kasparov, 1984  (D34) Queen's Gambit Declined, Tarrasch, 70 moves, 1-0 Garry Kasparov: first dissident worldchampion (13th): 15 years Karpov vs Kasparov, 1985  (B44) Sicilian, 40 moves, 0-1 Vladimir Kramnik: second dissident wordchampion: still running Kramnik vs Kasparov, 2000  (E53) Nimzo-Indian, 4.e3, 25 moves, 1-0 Alexander Khalifman: 1st FIDE worldchampion: 1 year Khalifman vs Tiviakov, 1995  (A29) English, Four Knights, Kingside Fianchetto, 74 moves, 1-0 Vishwanathan 'Vishy' Anand: 2nd FIDE worldchampion: 2 years Anand vs Ponomariov, 2002  (D27) Queen's Gambit Accepted, Classical, 46 moves, 1-0 Ruslan Ponomariov: 3th FIDE worldchampion: 2 years F Vallejo Pons vs Ponomariov, 2003  (E17) Queen's Indian, 53 moves, 0-1 Vera Menchik: 1st official women worldchampion: 17 years F Lazard vs Menchik, 1929  (A02) Bird's Opening, 35 moves, 0-1 Lyudmila Rudenko: 2nd official women worldchampion: 3 years L Rudenko vs R M Bruce, 1946  (B13) Caro-Kann, Exchange, 28 moves, 1-0 Elizaveta Bykova: 3th official women worldchampion: 7 years G Gresser vs E Bykova, 1950  (C55) Two Knights Defense, 53 moves, 0-1 Cecil John Seddon Purdy: first corr. worldchampion: 3 years C Purdy vs L Baijot, 1947  (C58) Two Knights, 32 moves, 1-0 Viacheslav Ragozin: 2nd corr. worldchampion: 3 years. Ragozin vs P Noskov, 1930  (B40) Sicilian, 21 moves, 1-0 Alberic O'Kelly de Galway: 3th corr. worldchampion: 3 years O'Kelly vs Denker, 1948  (C63) Ruy Lopez, Schliemann Defense, 20 moves, 1-0 Olga Rubtsova: 4th official women worldchampion: 2 years. O Rubtsova vs N Hruskova-Belska, 1950  (C10) French, 32 moves, 1-0 Nona Gaprindashvili: 5th official women worldchampion: 16 years E Fatalibekova vs N Gaprindashvili, 1964 (D25) Queen's Gambit Accepted, 22 moves, 0-1 Maia Chiburdanidze: 6th official women worldchampion: 13 years Chiburdanidze vs V Malaniuk, 1982  (D85) Grunfeld, 26 moves, 1-0 Xie Jun: 7th official women worldchampion: 7 years Xie Jun vs Wang Lei, 2000  (B62) Sicilian, Richter-Rauzer, 26 moves, 1-0 Zsusza Polgar: 8th official women worldchampion: 3 years Zsuzsa Polgar vs Geller, 1992  (D37) Queen's Gambit Declined, 23 moves, 1-0 Zhu Chen: 9th official Women worldchampion: 3 years Kosteniuk vs Zhu Chen, 2001  (B90) Sicilian, Najdorf, 36 moves, 0-1 Antoaneta Stefanova: 10th official women WC: 1 year Tan Zhongyi vs A Stefanova, 2004  (D15) Queen's Gambit Declined Slav, 44 moves, 0-1 Rustam Kasimdzhanov: 4th FIDE worldchampion: still running Topalov vs Kasimdzhanov, 2004  (E17) Queen's Indian, 53 moves, 0-1 Borislav Ivkov: 1st junior worldchampion: 2 years Ivkov vs Portisch, 1961  (C18) French, Winawer, 31 moves, 1-0 Oscar Panno: 2nd juior worlchampion: 2 years. Panno vs Spassky, 1955  (A04) Reti Opening, 33 moves, 1-0 Boris Spassky: 3th junior worldchampion: 2 years Spassky vs Fischer, 1960  (C39) King's Gambit Accepted, 29 moves, 1-0 William J Lombardy: 4th junior worldchampion: 2 years M Gerusel vs Lombardy, 1957  (E33) Nimzo-Indian, Classical, 18 moves, 0-1 Carlos Bielicki: 5th junior worldchampion: 2 years. C Bielicki vs Filip, 1961 (A53) Old Indian, 41 moves, 1-0 Bruno Parma: 6th junior worldchampion: 2 years. Parma vs Szabo, 1968  (B96) Sicilian, Najdorf, 41 moves, 1-0 Florin Gheorghiu: 7th junior worlchampion: 2 years. Gheorghiu vs Fischer, 1966  (E20) Nimzo-Indian, 50 moves, 1-0 Bojan Kurajica: 8th junior worldchampion: 2 years. J Polgar vs Kurajica, 2002  (B01) Scandinavian, 55 moves, 0-1 Julio P Kaplan: 9th junior worldchampion: 2 years. J Kaplan vs Timman, 1967  (C17) French, Winawer, Advance, 18 moves, 1-0 Anatoly Karpov: 10th junior worldchampion: 2 years. Karpov vs Unzicker, 1974  (C98) Ruy Lopez, Closed, Chigorin, 44 moves, 1-0 Werner Hug: 11th junior worldchampion: 2 years. Hug vs Andersson, 1971  (E11) Bogo-Indian Defense, 37 moves, 1-0 Alexander Beliavsky: 12th junior worlchampion: 1 year Spassky vs Beliavsky, 1975  (D87) Grunfeld, Exchange, 54 moves, 0-1 Anthony Miles: 13th junior worldchampion: 1 year. S Bouaziz vs Miles, 1979  (B42) Sicilian, Kan, 49 moves, 0-1 Valery A Chekhov: 14th junior worldchampion: 1 year. Karpov vs Chekhov, 1972  (C83) Ruy Lopez, Open, 39 moves, 0-1 Mark Diesen: 15th junior worldchampion: 1 year. M Diesen vs Rohde, 1976  (B08) Pirc, Classical, 49 moves, 1-0 Artur Yusupov: 16th junior worldchampion: 1 year Yusupov vs Timman, 1986  (D86) Grunfeld, Exchange, 24 moves, 1-0 Sergey Dolmatov: 17th junior worldchampion: 1 year. Kasparov vs Dolmatov, 1977  (D30) Queen's Gambit Declined, 46 moves, 0-1 Yasser Seirawan: 18th junior worldchampion: 1 year. Seirawan vs Barbero, 1979  (A28) English, 26 moves, 1-0 Garry Kasparov: 19th junior worldchampion: 1 year. Kasparov vs Csom, 1980  (E42) Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein), 29 moves, 1-0 Ognjen Cvitan: 20th junior worldchampion: 1 year. O Cvitan vs Short, 1981  (E12) Queen's Indian, 23 moves, 1-0 Andrei Sokolov: 21th junior worldchampion: 1 year. A Sokolov vs Smyslov, 1985  (C76) Ruy Lopez, Modern Steinitz Defense, Fianchetto Variation, 25 moves, 1-0 Kiril D Georgiev: 22th junior worldchampion: 1 year. K Georgiev vs Topalov, 1992  (A57) Benko Gambit, 39 moves, 1-0 Curt Hansen: 23th junior worldchampion: 1 year. C Hansen vs Bagaturov, 1993  (E92) King's Indian, 41 moves, 1-0 Maxim Dlugy: 24th junior worldchampion: 1 year. Dlugy vs Lombardy, 1987  (E80) King's Indian, Samisch Variation, 39 moves, 1/2-1/2 Walter Arencibia: 25th junior worldchampion: 1 year. J Linan Baena vs Arencibia Rodriguez, 2001  (A42) Modern Defense, Averbakh System, 26 moves, 0-1 Vishwanathan Anand: 26th junior worldchampion: 1 year. Anand vs A J Mestel, 1985  (B76) Sicilian, Dragon, Yugoslav Attack, 25 moves, 1-0 Loël Lautier: 27th junior worldchampion: 1 year. Kasparov vs Lautier, 1994  (C53) Giuoco Piano, 29 moves, 0-1 Vasil Spassov: 28th junior worldchampion: 1 year. V Spasov vs Vaganian, 2003 (C09) French, Tarrasch, Open Variation, Main line, 41 moves, 1/2-1/2 Ilya Gurevich: 29th junior worldchampion: 1 year. I Gurevich vs Nunn, 1993  (C84) Ruy Lopez, Closed, 30 moves, 1-0 Vladimir Akopian: 30th junior worldchampion: 1 year. V Akopian vs Kasparov, 2002  (B30) Sicilian, 25 moves, 1-0 Pablo Zarnicki: 31th junior worldchampion: 1 year. P Zarnicki vs G Milos, 1992  (C69) Ruy Lopez, Exchange, Gligoric Variation, 61 moves, 1-0 Igor Miladinovic: 32th juior worldchampion: 1 year. Kurajica vs I Miladinovic, 1994  (D06) Queen's Gambit Declined, 52 moves, 1/2-1/2 Helgi Ass Gretarsson: 33th junior worldchampion: 1 year. H A Gretarsson vs Smyslov, 1995  (A40) Queen's Pawn Game, 24 moves, 1-0 Roman Slobodjan: 34th junior worldchampion: 1 year. R Slobodjan vs R Prasca Sosa, 2004  (D30) Queen's Gambit Declined, 33 moves, 1-0 Emil Sutovsky: 35th junior worldchampion: 1 year. Sutovsky vs Smirin, 2002  (B25) Sicilian, Closed, 24 moves, 1-0 Tal Shaked: 36th junior worldchampion: 1 year. K Gvein vs Shaked, 1992  (B32) Sicilian, 25 moves, 0-1 Darmen Sadvakasov: 37th junior worldchampion: 1 year. A Ramirez Alvarez vs Sadvakasov, 2004  (E52) Nimzo-Indian, 4.e3, Main line with ...b6, 24 moves, 0-1 Alexander Galkin: 38th junior worldchampion: 1 year. Lputian vs A Galkin, 2003  (A13) English, 45 moves, 0-1 Lazaro Bruzon Bautista: 39th junior worldchampion: 1 year. Bruzon Batista vs Lobron, 2004  (B42) Sicilian, Kan, 63 moves, 1-0 Peter Acs: 40th junior worldchampion: 1 year. Van Wely vs Acs, 2002  (E48) Nimzo-Indian, 4.e3 O-O 5.Bd3 d5, 18 moves, 0-1 Levon Aronian: 41th junior worldchampion: 1 year. Aronian vs Rozentalis, 1999  (A07) King's Indian Attack, 39 moves, 1-0 Shakhriyar Mamedyarov: 42th junior worldchampion: 1 year. Mamedyarov vs A Timofeev, 2004  (D45) Queen's Gambit Declined Semi-Slav, 34 moves, 1-0 Vasily Smyslov: 1st senior worldchampion: 1 year. Botvinnik vs Smyslov, 1954  (E67) King's Indian, Fianchetto, 33 moves, 0-1 Efim Geller: 2nd senior worldchampion: 1 year. Fischer vs Geller, 1967  (B97) Sicilian, Najdorf, 25 moves, 0-1 Mark Taimanov: 3th senior worldchampion: 2 years. T Kilpi vs Taimanov, 1996  (E39) Nimzo-Indian, Classical, Pirc Variation, 26 moves, 0-1 Evgeni Vasiukov: 4th senior worldchampion: 1 year. Vasiukov vs Van Wely, 2002  (B53) Sicilian, 32 moves, 1-0 Alexey Suetin: 5th senior worldchampion: 1 year. Suetin vs Korchnoi, 1962  (B07) Pirc, 40 moves, 1-0 Janis Klovans: 6th senior worldchampion: 3 years. Klovans vs Timoshchenko, 1975 (B33) Sicilian, 37 moves, 1/2-1/2 Vladimir Bagirov: 7th senior worldchampion: 1 year. Bagirov vs K Grigorian, 1976  (A01) Nimzovich-Larsen Attack, 30 moves, 1-0 Oleg Chernikov: 8th senior worldchampion: 1 year. Tal vs O Chernikov, 1966  (E04) Catalan, Open, 5.Nf3, 65 moves, 1/2-1/2 Jusefs Petkevich: 9th senior worldchampion: 1 year. Petkevich vs S Joksic, 2001 (D02) Queen's Pawn Game, 35 moves, 1-0 Yuri Shabanov: 10th senior worldchampion: 1 year. Shabanov vs G Orlov, 1989 (B20) Sicilian, 26 moves, 1-0 Eva Ladanyike-Karakas: 1st senior women worldchampion: 3 years. K Honfi vs E Ladanyike-Karakas, 1991 (C26) Vienna, 49 moves, 1-0 Tatiana Zatulovskaya: 2nd senior women worldchampion: 2 years. T Zatulovskaya vs L Lane, 1966  (D02) Queen's Pawn Game, 29 moves, 1-0 Nona Gaprindashvili: 3th senior women worldchampion: 1 year. M Lazarevic vs N Gaprindashvili, 1961  (A02) Bird's Opening, 33 moves, 0-1 Tamara Khmiadashvili: 5th senior women worldchampion: 3 years. T Khmiadashvili vs K Szymanowska, 2001 (A45) Queen's Pawn Game, 28 moves, 1-0 Elena Fatalibekova: 6th senior women worldchampion: 2 years. E Fatalibekova vs B Zawadzka, 2001 (A84) Dutch, 26 moves, 1-0 Marta Litinskaya-Shul: 7th senior women worldchampion: 1 year. Anand vs M Litinskaya-Shul, 1988  (C65) Ruy Lopez, Berlin Defense, 65 moves, 0-1 KAISSA: 1st computer worldchampion: 3 years. Kaissa vs Tell, 1977  (C67) Ruy Lopez, 16 moves, 1-0 Belle: 3th computer worldchampion: 3 years. Cray Blitz vs Belle, 1981  (C58) Two Knights, 42 moves, 0-1 Chess 4.6: 2nd computer worldchampion: 3 years. Compx Chess 46 vs Short, 1977  (C32) King's Gambit Declined, Falkbeer Counter Gambit, 11 moves, 0-1 Cray Blitz: 4th computer worldchampion: 6 years. M-Chess vs Cray Blitz, 1993  (C28) Vienna Game, 51 moves, 0-1 Deep Thought: 5th computer worldchampion: 3 years. Deep Thought vs I Ivanov, 1988  (B01) Scandinavian, 29 moves, 1-0 ChessMachine: 6th computer worldchampion: 3 years. L Christiansen vs Chess Machine, 1991 (D35) Queen's Gambit Declined, 58 moves, 1-0 Alexandra Kosteniuk: 1st Darts-Chess worldchampion Kosteniuk vs C P Gouw, 2000  (C00) French Defense, 18 moves, 1-0 Ketevan Arakhamia: 1st women worldchampion U20: 2 years S Buervenich vs K Arakhamia-Grant, 2001  (B20) Sicilian, 33 moves, 0-1 Alisa Galliamova: 4th women worldchampion U20: 1 year A Galliamova vs I Chelushkina, 1987  (D04) Queen's Pawn Game, 29 moves, 1-0 Ildiko Madl: 2nd women worldchampion U20: 1 year M Michna vs I Madl, 1999 (A00) Uncommon Opening, 26 moves, 0-1 Karina Baginskaite: 3th women worldchampion U20: 1 year Y Gorlin vs C Baginskaite, 2000 (B87) Sicilian, Fischer-Sozin with ...a6 and ...b5, 29 moves, 0-1 Ketevan Kakhiani: 5th women worldchampion U20: 2 years B Krasnov vs K Kachiani-Gersinska, 1990 (C52) Evans Gambit, 51 moves, 0-1 Natasa Bojkovic: 6th women worldchampion U20:1 year N Bojkovic vs M Bensdorp-De Labaca, 2005  (C05) French, Tarrasch, 73 moves, 1-0 Krystina Dabrowska: 7th women worldchampion U20: 1 year C Pilarska vs K Dabrowska, 1991 (C55) Two Knights Defense, 30 moves, 0-1 Veselin Topalov: 5th FIDE worldchampion: still running Svidler vs Topalov, 2005  (B90) Sicilian, Najdorf, 44 moves, 0-1 Liuben Spassov: 11th senior world champion: still running L Spassov vs J Kozma, 1965  (B47) Sicilian, Taimanov (Bastrikov) Variation, 33 moves, 1-0 106 games