Djokovic sparks injury debate after Melbourne masterclass - Sportstar
Nadal-Federer rift emerges
Novak Djokovic wins then becomes the Djoker
Why is Djokovic called the joker? - Quora
Why is Djokovic called the joker? - Quora
Tennis Express - Happy birthday to the Joker 🃏 Novak Djokovic 17 time Grand Slam Champion 🏆 World no. 1 🥇 Legend 🙌 #Tennis #NovakDjokovic #Djoker #HappyBirthday | Facebook
After Wimbledon, Novak Djokovic Might Not Play Another Major Until The 2023 French Open
The greatest male tennis player of the last 50 years: the fans' verdict | Tennis | The Guardian
Novak Djokovic likely to miss two U.S. tournaments due to vaccine requirements - CBSSports.com