Novak Djokovic: A singular focus and a single goal for the 2019 US Open - Official Site of the 2023 US Open Tennis Championships - A USTA Event
2019 U.S. Open: Highlights From Friday - The New York Times
Australian Open 2019: Novak Djokovic, Serena Williams Highlight Thursday Results | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Rafael Nadal eyes 23rd major as Novak Djokovic gives up on U.S. Open | The Japan Times
Top 5 racquet smashes of 2019, No. 5: Novak Djokovic
Wimbledon 2019 results: Novak Djokovic tops Roger Federer in thrilling five-set final to defend his title - CBSSports.com
Novak Djokovic, Serena Williams Top Picks at 2019 US Open
French Open 2019: Novak Djokovic into third round at Roland Garros - BBC Sport
Novak Djokovic beats Rafael Nadal to win Australian Open men's final – as it happened | Australian Open 2019 | The Guardian
Novak Djokovic's tournament schedule for 2019 - Tennishead
Novak Djokovic vs Daniil Medvedev | Australian Open 2019 R4 - YouTube
Beijing, Qatar. 4th Jan, 2019. Novak Djokovic of Serbia bolds his racquet which he smashed during his semi-final match against Roberto Bautista Agut of Spain at the ATP Qatar Open tennis tournament
US Open Tennis: Novak Djokovic Matches Pete Sampras With 71st US Open Match Win | ATP Tour | Tennis
Tennis Star Novak Djokovic Wins July 2019 Hickok Belt® Award | National Sports Media Association
Novak Djokovic aims to defend US Open and close in on Federer's major haul | US Open Tennis 2019 | The Guardian
Mailbag: Novak Djokovic 2019 season review, results - Sports Illustrated
Djokovic and Nadal Are Set for Another Epic Duel Down Under - The New York Times
Wimbledon 2019: Djokovic wins epic fifth set to down Federer and claim Wimbledon title | MARCA in English
Novak Djokovic, Hampered by Injury, Is Out of the U.S. Open - The New York Times
Novak Djokovic Defeats Rafael Nadal in the Australian Open Final
Novak Djokovic focused on breaking Grand Slam record - Los Angeles Times
Novak tops Shapovalov in Shanghai opener – Novak Djokovic
Denis Shapovalov earns Rome meeting with Novak Djokovic - Eurosport
Serbia motivated by 2019 Davis Cup heartbreak, says Djokovic | Reuters
No. 1 Novak Djokovic beats Denis Kudla in 2019 US Open third round - Official Site of the 2022 US Open Tennis Championships - A USTA Event
How Novak Djokovic beat Roger Federer in 2019 Wimbledon final.
U.S. Open 2019: Novak Djokovic struggles with shoulder injury in win over Juan Ignacio Londero | Sporting News
French Open 2019: Novak Djokovic sets up Roland Garros rematch against Dominic Thiem | The Independent | The Independent