Folke Ekström

Nils Johan Folke Ekström (12 October 1906, in Lund – 25 January 2000, in Saltsjobaden) was a Swedish International Master (IM) of chess and of correspondence chess (IMC). He won the Swedish Championships in 1947 and 1948; Swedish Correspondence Championships in 1941, 1964, and 1971; and the European Correspondence Championship V, 1967–1971. According to ChessMetrics, in 1946-1947, he was rated #9 in the world.