Rudy Hartono Kurniawan (born Nio Hap Liang (); 18 August 1949) is an Indonesian former badminton player holding the record of winning the men's singles title at the All-England Championship eight times, including seven times consecutively from 1968 to 1974. He won the World Championship in 1980 on his only attempt at this title. Widely regarded as a badminton icon, he is considered to be one of the greatest badminton players of all time.
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