Roger van Hamburg
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Roger van Hamburg (born April 5, 1954 in Cardón, Venezuela) is a former freestyle and medley swimmer from the Netherlands, who competed for his home country at the 1972 Summer Olympics in Munich, West Germany. There he was eliminated in the heats of the 400m Individual Medley, and as a member (third swimmer) in the 4x100m and the 4x200m Freestyle Relay. In recent days he runs a swimming school near Sydney, Australia.