No player has ever been as dominant as Martina for as long as she was, with a total of 459 titles to her name across all disciplines, including 18 singles, 31 doubles and 10 mixed doubles Grand Slam titles in an era as competitive as hers, Navratilova has perhaps the strongest claim to the title "Greatest of all time". In addition, having won her f
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#4
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Serena Williams
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Thetradge
9 years ago Report
Still ranked number 1 in the world in her mid-30s, Serena has amassed over 90 titles throughout her career, including 34 total Grand Slam titles and a record 4 Olympic Gold Medals, a record she shares with her sister Venus. In addition, she is also the most successful player aged 30 at the Grand Slam tournaments in the Open Era, winning 6 Major tr
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#5
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Pete Sampras
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#6
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Margaret Court
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Thetradge
9 years ago Report
What keeps Court from the top spot is the lack of competition in her era, as despite having won 24 Grand Slam titles, few of her competitors even came close to matching her level of ability or athleticism.