The mantle of world No.1 in tennis is something every player aspires for but few ever achieve. When it comes to men's singles, only a handful of names held the top spot over the past two decades.
Q. Who has the longest number 1 ranking in men's tennis? - + A. Novak Djokovic has a record of holding No. 1 for a record total of 428 weeks. Q. Who has won the most Grand Slam titles in a tennis ...