Spassov Liuben Dimitrov (23.03.1943)

Bulgarian Grandmaster (1976). An engineer by profession. World Senior Champion in 2005 and third in 2006. In 1959 and 1960 he was third in the Bulgarian U20 championships.

Best results: won or shared first place at Lublin 1971, Primorsko in 1972, Albena 1975, Prishtina 1975, Pernik 1976, Oslo 1976, Hamburg 1977, Stara-Zagora 1977, Kikinda 1978, Oberwart 1980, Pamporovo 1981 and Ajuntaments Silla A & L’ Alcudia de Crepins 2009; also he was the second in Warsaw in 1983. A participant in the Olympiads in 1974, 1978 and 1980.

Peak rating: 2480 in 1977, he was then the third best rated Bulgarian player.