Who became first player in history to win 80 matches in all four Grand Slams?

Who became first player in history to win 80 matches in all four Grand Slams?

چاروں گرینڈ سلیم میں 80 میچز جیتنے والا تاریخ کا پہلا کھلاڑی کون ہے؟
Explanation

Novak Djokovic achieved this feat when he defeated Korean player Kwon Soon-woo for his 80th win in Wimbledon.

 

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