<P> Rodney George Laver AC , MBE ( born 9 August 1938 ) is an Australian former tennis player widely regarded as one of the greatest in the history of the sport . He was the No. 1 ranked professional from 1964 to 1970 , spanning four years before and three years after the start of the Open Era in 1968 . He also was the No. 1 ranked amateur in 1961 -- 62 . </P>
<P> Rodney George Laver AC , MBE ( born 9 August 1938 ) is an Australian former tennis player widely regarded as one of the greatest in the history of the sport . He was the No. 1 ranked professional from 1964 to 1970 , spanning four years before and three years after the start of the Open Era in 1968 . He also was the No. 1 ranked amateur in 1961 -- 62 . </P>
when did the open era begin in tennis
when did the open era begin in tennis
1968
1968