Roy Stanley Emerson (born 3 November 1936) is an Australian former tennis player who won 12 Grand Slam singles titles and 16 Grand Slam doubles titles, for a total of 28 Grand Slam titles. All of his singles Grand Slam victories and 14 of his Grand Slam doubles victories were achieved before the open era began in 1968. He is the only male player to have completed a career Grand Slam (winning titles at all four Grand Slam events) in both singles and doubles, and the first of four male players to complete a double career Grand Slam in singles (later followed by Rod Laver, Novak Djokovic, and Rafael Nadal). His 28 major titles are the all-time record for a male player. He was ranked world No. 1 amateur in 1961 by Ned Potter, 1964 by Potter, Lance Tingay and an Ulrich Kaiser panel of 14 experts and 1965 by Tingay, Joseph McCauley, Sport za Rubezhom and an Ulrich Kaiser panel of 16 experts. Wikipedia
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