Tigran Petrosian
Tigran Vartanovich Petrosian (Russian: Тигран Вартанович Петросян; Armenian: Տիգրան Պետրոսյան; June 17, 1929 – August 13, 1984) was a Soviet Armenian Grandmaster, and World Chess Champion...
Tigran Petrosian - Wikipedia
World Chess Championship 1963
At the World Chess Championship 1963 Tigran Petrosian narrowly qualified to challenge Mikhail Botvinnik for the World Chess Championship, and then won the match to become the ninth World Chess Champio...