J%C3%B3hann Hjartarson
Jhann Hjartarson is a chess Grandmaster from Iceland. He earned the International Master title in 1984 and the Grandmaster title a year later. Among his best international tournament results are equal fourth at Reykjavk 1988 , equal third at Tilburg 1988 and sixth at Belgrade 1989 . In 1987 he finished equal first at the Interzonal tournament in Szirak, Hungary and qualified for the World Championship Candidates Tournament in 1988. He defeated Viktor Korchnoi but lost to Anatoly Karpov in the quarter finals.
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Source: Wikipedia