Menn's World Chess Champions :
1886. Steinitz, Wilhelm - Zukertort Johannes 12,5 : 7,5 USA
1889. Steinitz, Wilhelm - Chigorin, Mikhail 10,5 : 6,5 Cuba
1890. Steinitz, Wilhelm - Gunsberg, Isidor 10,5 : 8,5 USA
1892. Steinitz, Wilhelm - Chigorin, Mikhail 12,5 : 10,5 Cuba
1894. Steinitz, Wilhelm - Lasker, Emanuel 7,0 : 12,0 USA/Canada
1896. Lasker, Emanuel - Steinitz, Wilhelm 12,5 : 4,5 Russia
1907. Lasker, Emanuel - Marshall, Frank 11,5 : 3,5 USA
1908. Lasker, Emanuel - Tarrash, Siegbried 10,5 : 5,5 Germany
1909. Lasker, Emanuel - Janovsky, David 9,5 : 1,5 France
1910. Lasker, Emanuel - Schlechter, Carl 5,0 : 5,0 Germany/Austria
1910. Lasker, Emanuel - Janovsky, David 9,5 : 1,5 Germany
1921. Lasker, Emanuel - Capablanca, Jose Raul 5,0 : 9,0 Cuba
1927. Capablanca, Jose Raul - Alekhine, Alexander 13,5 : 15,5 Argentina
1929. Alekhine, Alexander - Bogoljubov, Efim 15,5 : 9,5 Germany/Holland
1934. Alekhine, Alexander - Bogoljubov, Efim 15,5 : 10,5 Germany
1935. Alekhine, Alexander - Euwe, Max 14,5 : 15,5 Holland
1937. Euwe, Max - Alekhine, Alexander 9,5 : 15,5 Holland
1948. Botvinnik, Mikhail - ( Tournament 14 points from 20 ) Holland/USSR
1951. Botvinnik, Mikhail - Bronstein, David 12,0 : 12,0 USSR
1954. Botvinnik, Mikhail - Smyslov, Vasily 12,0 : 12,0 USSR
1957. Botvinnik, Mikhail - Smyslov, Vasily 9,5 : 12,5 USSR
1958. Smyslov, Vasily - Botvinnik, Mikhail 10,5 : 12,5 USSR
1960. Botvinnik, Mikhail - Tal, Mikhail 8,5 : 12,5 USSR
1961. Tal, Mikhail - Botvinnik, Mikhail 8,0 : 13,0 USSR
1963. Botvinnik, Mikhail - Petrosian, Tigran 9,5 : 12,5 USSR
1966. Petrosian, Tigran - Spassky, Boris 12,5 : 11,5 USSR
1969. Petrosian, Tigran - Spassky, Boris 10,5 : 12,5 USSR
1972. Spasskky, Boris - Fischer, Robert 8,5 : 12,5 Iceland
1975. Karpov, Anatoly - ( Fischer"s withdrawal )
1978. Karpov, Anatoly - Korchnoi, Victor 16,5 : 15,5 Philipppins
1981. Karpov, Anatoly - Korchnoi, Victor 11,0 : 7,0 Italy
1984. Karpov, Anatoly - Kasparov, Garry 25,0 : 23,0* Interupted USSR
1985. Karpov, Anatoly - Kasparov, Garry 11,0 : 13,0 USSR
1985. Kasparov, Garry - Karpov, Anatoly 12,5 : 11,5 England/USSR
1987. Kasparov, Garry - Karpov, Anatoly 12,0 : 12,0 Spain
1990. Kasparov, Garry - Karpov, Anatoly 12,5 : 11,5 USA/France
1993. Kasparov, Garry - Short, Nigel 12,5 : 7,5 England (*APC)
1993. Karpov, Anatoly - Timman, Jan 12,5 : 8,5 Holland/Indonesia (*FIDE)
1995. Kasparov, Garry - Anand, Viswanathan 10,5 : 7,5 USA (*APC)
1996. Karpov, Anatoly - Kamsky, Gata 10,5 : 7,5 Russia (*FIDE)
1997. Karpov, Anatoly - Anand, Viswanathan 3,0 : 3,0 (2,0 : 0,0) (*FIDE) Holl/Swiss
1999. Khallifman, Alexander - Akopian, Vladimir 3,5 : 2,5 USA (*FIDE)
2000. Kasparov, Garry - Kramnik, Vladimir 6,5 : 8,5 England (*APC)
2000. Anand, Viswanathan - Shirov, Alexei 3,5 : 0,5 India/Iran (*FIDE)
2002. Ponomariov, Ruslan - Ivanchuk, Vasily 4,5 : 2,5 Russia (*FIDE)
2004. Kasimdzhanov, Rustam - Adams, Michael 4,5 : 3,5 Libiya (*FIDE)
2004. Kramnik, Vladimir - Leko, Peter 7,0 : 7,0 Switzerland (*CWC)
2005. Topalov, Veselin - (Tournament 10 points from 14) Argentina (*FIDE)
2006. Kramnik, Vladimir - Topalov, Veselin 6,0 : 6,0 (2,5 : 1,5) Russia *Unification match
2007. Anand, Viswanathan, World Chess Championship, Mexico City, (Tournament 9 points from 14)
2008. Anand, Viswanathan - Kramnik, Vladimir 6,5 : 4,5, Germany, Bonn, October 2008 - soon all games available
Women's World Chess Champions:
1 Vera Menchik 1927–1944 United Kingdom
2 Ludmilla Rudenko 1950–1953 Soviet Union
3 Elisabeth Bikova 1953–1956 Soviet Union
4 Olga Rubzowa 1956–1958 Soviet Union
3 Elisabeth Bikova 1958–1962 Soviet Union
5 Nona Gaprindashvili 1962–1978 Georgia
6 Maya Chiburdanidze 1978–1991 Georgia
7 Xie Jun 1991–1996 China
8 Susan Polgar 1996–1999 Hungary
7 Xie Jun 1999–2001 China
9 Zhu Chen 2001–2004 China
10 Antoaneta Stefanova 2004–2006 Bulgaria
11 Xu Yuhua 2006– 2008 China
12 Alexandra Kosteniuk 2008 Russia