Jan van de Graaff
Jan van de Graaff (born 24 September 1944) is a retired Dutch rower.He won the world title in the coxed pair at the 1966 World Rowing Championships and a bronze medal in the coxed fours at the 1964 Summer Olympics.[1] At the 1964 Olympics his team mates were Marius Klumperbeek (cox), Lex Mullink, Bobbie van de Graaf and Freek van de Graaff.This article about a Dutch Olympic medalist is a stub.You can help Wikipedia by expanding it.This biographical article relating to Dutch rowing is a stub.