World No. 1 Novak Djokovic celebrates his 33rd birthday this Friday, so it's the perfect time for you to show everyone how much you know about him. And as with everyone else in the Big 3, he’s one of the most decorated players in tennis history, so it won’t be easy. Good luck!
Want more trivia? Try our other quizzes on Roger Federer, Steffi Graf, Dominic Thiem, Maria Sharapova and Serena Williams!
