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 ...

It looks like you're using an old browser. To access all of the content on Yr, we recommend that you update your browser. It looks like JavaScript is disabled in your browser. To access all the ...