Percy Knowles
Percival Andrew "Percy" Knowles (born 8 November 1930) is a Bahamian former sailor who competed in the 1960 Summer Olympics, in the 1964 Summer Olympics, in the 1968 Summer Olympics, and in the 1972 Summer Olympics.
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Wikipedia
Percival Andrew "Percy" Knowles (born 8 November 1930) is a Bahamian former sailor who competed in the 1960 Summer Olympics, in the 1964 Summer Olympics, in the 1968 Summer Olympics, and in the 1972 Summer Olympics.