Czech Grandmaster (1972). A mathematician by profession. Czech Youth Championship in 1961 and Czech Champion of 1973, 1979 and 1986.
A member of the national team in the Olympiads from 1968-88, he participated in few Zonal an Interzonal tournaments with some good results like he tied for the second-fifth places in Raahe in 1969, first-second in Vrnjacka Banja 1972, first-third in Aranzhelovatz 1976 and fourth in Leningrad Interzonal in 1973.
Best results: Polanica Zdroj 1970 and 1972, 1st; Smederevska Palanka 1971, 1st; Palma 1972, 1st-3rd; Novi Sad 1976, 1st; Leipzig 1977, 1st-3rd; Dortmund 1977, 1st-2nd; Virovitza 1978, 1st; Stip 1978, 1st; Warsaw 1979, 1st; Trencianske-Teplice 1979, 1st; Griesbach 1983, 1st; Baden-Baden and Bad Worishofen 1985, 1st; New York 1986, 1st-2nd.