Rudy Hartono
In 1966 he won men's singles at the All England Open Badminton Championships, then considered the unofficial World Badminton Championships, defeating Japan's Masao Akiyama in the finals. This came during a run of four straight appearances in the All England finals from 1965 through 1968. He lost hard-fought matches to Erland Kops in '65 and '67 and to Rudy Hartono in '68. Tan was a member of four Malaysian Thomas Cup (men's international) teams including its world champion team of 1967. He won numerous major international singles titles during the mid- and late 1960s including the Danish Open, the US Open, the Canadian Open, and the Malaysian Open. He won both singles and doubles at the British Commonwealth Games of 1966.