ATP Masters 1000, which debuted as a series in 1990, features the best men's tennis players at nine top tournaments on the ATP Tour calendar. Champions at Masters 1000 events earn 1,000 ATP Rankings points.
Two first-time Masters 1000 champion were crowned to start the 2021 series: Hubert Hurkacz in Miami and Stefanos Tsitsipas in Monte-Carlo. Alexander Zverev then claimed his fourth title at this level by defeating first-time Masters 1000 finalist Matteo Berrettini in Madrid.
Due to the impact of COVID-19, the ATP Tour calendar featured three Masters 1000 events in 2020. Novak Djokovic won the first two — the Western & Southern Open in August and the Internazionali BNL d'Italia in September — to take his Masters 1000 title haul to a record-extending 36, breaking his tie with Rafael Nadal.
REIGNING CHAMPIONS... In 2020, Novak Djokovic claimed the Masters 1000 titles in Cincinnati and Rome, while Daniil Medvedev triumphed at the Rolex Paris Masters. There were six different winners at the nine Masters 1000 tournaments in 2019, including Dominic Thiem, Fabio Fognini and Medvedev, all first-time champions at this level.
MASTERS 1000 TITLE LEADERS... There have been 70 different champions crowned since the Masters 1000 series began in 1990. Only six players have won more than 10 Masters 1000 titles. Novak Djokovic moved into sole possession of the Masters 1000 titles record after clinching his fifth title at the 2020 Internazionali BNL d'Italia. A month earlier, he completed the Career Golden Masters for a second time with his triumph at the Western & Southern Open.
MASTERS 1000 WINS LEADERS... Rafael Nadal leads Roger Federer in the battle among Masters 1000 match win leaders, with the Spaniard pulling ahead at the 2019 Rolex Paris Masters. Nadal had previously broken Federer's long-held record in August, with his 379th Masters 1000 victory at at this elite level during the 2019 Coupe Rogers, before Federer evened the race at the Rolex Shanghai Masters. Stan Wawrinka entered the Top 10 leaderboard after reaching the third round at the 2019 BNP Paribas Open, overtaking Tommy Haas (144-107 match record).
GREATEST CHAMPIONS (since 1990)... Novak Djokovic, Rafael Nadal, Roger Federer, Bob Bryan and Mike Bryan dominate the titles leaderboard for the Masters 1000 tournaments.
MAIDEN MASTERS: In the 21 series events from 2017 Rome to 2019 Cincinnati, nine players won their first Masters 1000 title:
Alexander Zverev (2017 Rome)
Grigor Dimitrov (2017 Cincinnati)
Jack Sock (2017 Paris)
Juan Martin del Potro (2018 Indian Wells)
John Isner (2018 Miami)
Karen Khachanov (2018 Paris)
Dominic Thiem (2019 Indian Wells)
Fabio Fognini (2019 Monte-Carlo)
Daniil Medvedev (2019 Cincinnati)
In the 78 ATP Masters 1000 events prior to 2017 Rome, six players won their first Masters 1000 title:
Jo-Wilfried Tsonga (2008 Paris)
Ivan Ljubicic (2010 Indian Wells)
Robin Soderling (2010 Paris)
David Ferrer (2012 Paris)
Stan Wawrinka (2014 Monte-Carlo)
Marin Cilic (2016 Cincinnati).
During the stretch from 2008 Madrid through 2017 Madrid, Novak Djokovic (26), Rafael Nadal (18), Andy Murray (13) and Roger Federer (12) combined to capture 69 of the 78 Masters 1000 titles (88.5%).
Two first-time Masters 1000 champion were crowned to start the 2021 series: Hubert Hurkacz in Miami and Stefanos Tsitsipas in Monte-Carlo. Alexander Zverev then claimed his fourth title at this level by defeating first-time Masters 1000 finalist Matteo Berrettini in Madrid.
Due to the impact of COVID-19, the ATP Tour calendar featured three Masters 1000 events in 2020. Novak Djokovic won the first two — the Western & Southern Open in August and the Internazionali BNL d'Italia in September — to take his Masters 1000 title haul to a record-extending 36, breaking his tie with Rafael Nadal.
REIGNING CHAMPIONS... In 2020, Novak Djokovic claimed the Masters 1000 titles in Cincinnati and Rome, while Daniil Medvedev triumphed at the Rolex Paris Masters. There were six different winners at the nine Masters 1000 tournaments in 2019, including Dominic Thiem, Fabio Fognini and Medvedev, all first-time champions at this level.
| Tournament | City | 2021 Dates | Defending Champion |
| BNP Paribas Open | Indian Wells | postponed (TBD) | 2019: Dominic Thiem (Recap) |
| Miami Open presented by Itau | Miami | 24 March - 4 April | 2021: Hubert Hurkacz (Recap) |
| Rolex Monte-Carlo Masters | Monte-Carlo | 11-18 April | 2021: Stefanos Tsitsipas (Recap) |
| Mutua Madrid Open | Madrid | 2-9 May | 2021: Alexander Zverev (Recap) |
| Internazionali BNL d'Italia | Rome | 9-16 May | 2020: Novak Djokovic (Recap) |
| Rogers Cup | Toronto | 9-15 August | 2019: Rafael Nadal (Recap) |
| Western & Southern Open | Cincinnati | 15-22 August | 2020: Novak Djokovic (Recap) |
| Rolex Shanghai Masters | Shanghai | 10-17 October | 2019: Daniil Medvedev (Recap) |
| Rolex Paris Masters | Paris | 1-7 November | 2020: Daniil Medvedev (Recap) |
MASTERS 1000 TITLE LEADERS... There have been 70 different champions crowned since the Masters 1000 series began in 1990. Only six players have won more than 10 Masters 1000 titles. Novak Djokovic moved into sole possession of the Masters 1000 titles record after clinching his fifth title at the 2020 Internazionali BNL d'Italia. A month earlier, he completed the Career Golden Masters for a second time with his triumph at the Western & Southern Open.
| Player | Titles |
| Novak Djokovic | 36 |
| Rafael Nadal | 35 |
| Roger Federer | 28 |
| Andre Agassi | 17 |
| Andy Murray | 14 |
| Pete Sampras | 11 |
MASTERS 1000 WINS LEADERS... Rafael Nadal leads Roger Federer in the battle among Masters 1000 match win leaders, with the Spaniard pulling ahead at the 2019 Rolex Paris Masters. Nadal had previously broken Federer's long-held record in August, with his 379th Masters 1000 victory at at this elite level during the 2019 Coupe Rogers, before Federer evened the race at the Rolex Shanghai Masters. Stan Wawrinka entered the Top 10 leaderboard after reaching the third round at the 2019 BNP Paribas Open, overtaking Tommy Haas (144-107 match record).
| Player | W-L | Titles |
| Rafael Nadal | 393-83 | 35 |
| Roger Federer | 381-108 | 28 |
| Novak Djokovic | 366-80 | 36 |
| Andy Murray | 215-84 | 14 |
| Andre Agassi | 209-73 | 17 |
| Tomas Berdych | 191-117 | 1 |
| Pete Sampras | 190-70 | 11 |
| David Ferrer | 189-122 | 1 |
| Andy Roddick | 157-70 | 5 |
| Stan Wawrinka | 155-108 | 1 |
GREATEST CHAMPIONS (since 1990)... Novak Djokovic, Rafael Nadal, Roger Federer, Bob Bryan and Mike Bryan dominate the titles leaderboard for the Masters 1000 tournaments.
| City | Singles | Doubles |
| Indian Wells | Novak Djokovic, Roger Federer (5) | Mark Knowles, Daniel Nestor (4) |
| Miami | Andre Agassi, Novak Djokovic (6) | Bob Bryan, Mike Bryan (6) |
| Monte-Carlo | Rafael Nadal (11) | Bob Bryan, Mike Bryan (6) |
| Madrid | Rafael Nadal (5) | Bob Bryan, Mike Bryan, Daniel Nestor (5) |
| Rome | Rafael Nadal (9) | Bob Bryan, Mike Bryan (4) |
| Canada | Rafael Nadal (5) | Mahesh Bhupathi, Bob Bryan, Mike Bryan (5) |
| Cincinnati | Roger Federer (7) | Bob Bryan, Mike Bryan, Daniel Nestor (5) |
| Shanghai | Novak Djokovic (4) | Marcelo Melo (3) |
| Paris | Novak Djokovic (5) | Bob Bryan, Mike Bryan (4) |
MAIDEN MASTERS: In the 21 series events from 2017 Rome to 2019 Cincinnati, nine players won their first Masters 1000 title:
Alexander Zverev (2017 Rome)
Grigor Dimitrov (2017 Cincinnati)
Jack Sock (2017 Paris)
Juan Martin del Potro (2018 Indian Wells)
John Isner (2018 Miami)
Karen Khachanov (2018 Paris)
Dominic Thiem (2019 Indian Wells)
Fabio Fognini (2019 Monte-Carlo)
Daniil Medvedev (2019 Cincinnati)
In the 78 ATP Masters 1000 events prior to 2017 Rome, six players won their first Masters 1000 title:
Jo-Wilfried Tsonga (2008 Paris)
Ivan Ljubicic (2010 Indian Wells)
Robin Soderling (2010 Paris)
David Ferrer (2012 Paris)
Stan Wawrinka (2014 Monte-Carlo)
Marin Cilic (2016 Cincinnati).
During the stretch from 2008 Madrid through 2017 Madrid, Novak Djokovic (26), Rafael Nadal (18), Andy Murray (13) and Roger Federer (12) combined to capture 69 of the 78 Masters 1000 titles (88.5%).