Rodney George Laver is an Australian former professional tennis player. Laver was ranked as the world number 1 professional player indisputably for five years from 1965 to 1969, and by some sources also in 1964 and 1970. He was also ranked as the number 1 amateur in 1961 and 1962. Laver won 200 singles titles across his amateur and professional careers, the most won by any tennis player.