Tõnu Õim (born 16 June 1941)[1] is an Estonian grandmaster of correspondence chess, most famous for being the first to have won the ICCF World Championship twice, in 1983 and 1999.
[2] In 1991 he won the Axelson Memorial.
[3] In over-the-board play, he was awarded the Soviet Master title in 1966.
[4] He does not hold a FIDE title for over-the-board play; however, his peak FIDE rating of 2410 indicates a player of International Master strength.
This biographical article relating to an Estonian chess figure is a stub.