| Singles | |
|---|---|
| 2021 Geneva Open | |
| Champion |  Casper Ruud |
| Runner-up |  Denis Shapovalov |
| Final score | 7–6(8–6), 6–4 |
| Draw | 28 (4 Q / 3 WC ) |
| Seeds | 8 |
Alexander Zverev was the defending champion from when the event was held in 2019, but chose not to defend his title. [1]
Casper Ruud won the title, defeating Denis Shapovalov in the final, 7–6(8–6), 6–4.
The top four seeds received a bye into the second round.
Roger Federer (second round) Denis Shapovalov (final) Casper Ruud (champion)
Grigor Dimitrov (quarterfinals)
Cristian Garín (withdrew)
Fabio Fognini (second round)
Benoît Paire (first round) Adrian Mannarino (first round)| Semifinals | Final | ||||||||||||
 Pablo Andújar | 3 | 2 | |||||||||||
| 3 | Casper Ruud | 6 | 6 | ||||||||||
| 3 | Casper Ruud | 78 | 6 | ||||||||||
| 2 | Denis Shapovalov | 66 | 4 | ||||||||||
| Q |  Pablo Cuevas | 4 | 5 | ||||||||||
| 2 | Denis Shapovalov | 6 | 7 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | R Federer | 4 | 6 | 4 | |||||||||||||||||||||||
 J Thompson | 0 | 4 | P Andújar | 6 | 4 | 6 | |||||||||||||||||||||
| P Andújar | 6 | 6 | P Andújar | 4 | 6 | 6 | |||||||||||||||||||||
 M Čilić | 65 | 1 | WC | D Stricker | 6 | 4 | 4 | ||||||||||||||||||||
| WC | D Stricker | 77 | 6 | WC | D Stricker | 7 | 6 | ||||||||||||||||||||
 M Fucsovics | 7 | 7 | M Fucsovics | 5 | 4 | ||||||||||||||||||||||
| Q | H Laaksonen | 5 | 5 | P Andújar | 3 | 2 | |||||||||||||||||||||
| 3 | C Ruud | 6 | 6 | ||||||||||||||||||||||||
| 3 | C Ruud | 7 | 6 | ||||||||||||||||||||||||
 T Sandgren | 6 | 6 | T Sandgren | 5 | 2 | ||||||||||||||||||||||
| S Caruso | 3 | 4 | 3 | C Ruud | 2 | 6 | 6 | ||||||||||||||||||||
| F López | 78 | 6 |  D Koepfer | 6 | 1 | 4 | |||||||||||||||||||||
| LL | D Altmaier | 66 | 4 | F López | 5 | 77 | 3 | ||||||||||||||||||||
| D Koepfer | 68 | 77 | 6 | D Koepfer | 7 | 61 | 6 | ||||||||||||||||||||
| 7 | B Paire | 710 | 65 | 4 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | A Mannarino | 3 | 77 | 3 | |||||||||||||||||||||||
| WC | A Cazaux | 6 | 65 | 6 | WC | A Cazaux | 2 | 4 | |||||||||||||||||||
| Q | P Cuevas | 77 | 6 | Q | P Cuevas | 6 | 6 | ||||||||||||||||||||
| R Opelka | 65 | 2 | Q | P Cuevas | 77 | 6 | |||||||||||||||||||||
| F Verdasco | 65 | 4 | 4/WC | G Dimitrov | 63 | 3 | |||||||||||||||||||||
| Q |  I Ivashka | 77 | 6 | Q | I Ivashka | 4 | 4 | ||||||||||||||||||||
| 4/WC | G Dimitrov | 6 | 6 | ||||||||||||||||||||||||
| Q | P Cuevas | 4 | 5 | ||||||||||||||||||||||||
| 6 | F Fognini | 6 | 6 | 2 | D Shapovalov | 6 | 7 | ||||||||||||||||||||
 G Pella | 2 | 2 | 6 | F Fognini | 3 | 77 | 1 | ||||||||||||||||||||
 T Monteiro | 79 | 3 | 5 |  L Đere | 6 | 62 | 6 | ||||||||||||||||||||
| L Đere | 67 | 6 | 7 | L Đere | 4 | 4 | |||||||||||||||||||||
| S Travaglia | 3 | 0r | 2 | D Shapovalov | 6 | 6 | |||||||||||||||||||||
| Q | M Cecchinato | 6 | 3 | Q | M Cecchinato | 77 | 5 | 1 | |||||||||||||||||||
| 2 | D Shapovalov | 64 | 7 | 6 | |||||||||||||||||||||||
Ilya Ivashka (qualified) Marco Cecchinato (qualified)
Mikhail Kukushkin (first round) Pablo Cuevas (qualified) Mackenzie McDonald (qualifying competition) Peter Gojowczyk (first round) Cedrik-Marcel Stebe (first round) Daniel Altmaier (qualifying competition, lucky loser)| First round | Qualifying competition | ||||||||||||
| 1 | Ilya Ivashka | 6 | 6 | ||||||||||
| WC |  Li Hanwen | 0 | 3 | ||||||||||
| 1 | Ilya Ivashka | 6 | 6 | ||||||||||
| 5 | Mackenzie McDonald | 4 | 3 | ||||||||||
 Prajnesh Gunneswaran | 3 | 6 | 3 | ||||||||||
| 5 | Mackenzie McDonald | 6 | 3 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Marco Cecchinato | 6 | 6 | ||||||||||
 Illya Marchenko | 3 | 4 | |||||||||||
| 2 | Marco Cecchinato | 6 | 77 | ||||||||||
| 8 | Daniel Altmaier | 1 | 65 | ||||||||||
| Marc-Andrea Hüsler | 65 | 2 | |||||||||||
| 8 | Daniel Altmaier | 77 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Mikhail Kukushkin | 3 | 1 | ||||||||||
| Alejandro Tabilo | 6 | 6 | |||||||||||
| Alejandro Tabilo | 6 | 1 | 3 | ||||||||||
| Henri Laaksonen | 2 | 6 | 6 | ||||||||||
| Henri Laaksonen | 6 | 5 | 6 | ||||||||||
| 7 | Cedrik-Marcel Stebe | 4 | 7 | 0 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Pablo Cuevas | 6 | 4 | 6 | |||||||||
| WC | Jakub Paul | 3 | 6 | 3 | |||||||||
| 4 | Pablo Cuevas | 6 | 6 | ||||||||||
| Lorenzo Giustino | 2 | 4 | |||||||||||
| Lorenzo Giustino | 6 | 6 | |||||||||||
| 6 | Peter Gojowczyk | 2 | 3 | ||||||||||
Two-time defending champion Rafael Nadal successfully defended his title, defeating Kei Nishikori in the final, 6–3, 6–2, to win the singles title at the 2018 Monte-Carlo Masters. It was his record-extending 11th Monte-Carlo Masters title and his record 31st ATP Masters title. By winning the title, Nadal also retained the ATP no. 1 singles ranking.
Novak Djokovic was the defending champion, but chose not to participate this year.
Damir Džumhur was the defending champion, but lost in the quarterfinals to Stan Wawrinka.
Roberto Bautista Agut was the defending champion, but withdrew before the tournament began.
Diego Schwartzman was the defending champion, but he retired in the first round against Pablo Cuevas.
Dominic Thiem defeated Roger Federer in the final, 3–6, 6–3, 7–5, to win the men's singles title at the 2019 Indian Wells Masters. It was his first ATP Tour Masters 1000 title. Thiem became the first Austrian to win a Masters 1000-level title since Thomas Muster won the 1997 Miami Open.
Roger Federer defeated the defending champion John Isner in the final, 6–1, 6–4 to win the men's singles tennis title at the 2019 Miami Open. It was Federer's fourth Miami Open title, his 28th Masters singles title, and his 101st career singles title overall.
Novak Djokovic defeated Denis Shapovalov in the final, 6–3, 6–4 to win the singles title at the 2019 Paris Masters. It was his record-extending fifth Paris Masters title, and he did not drop a set during the tournament.
Novak Djokovic defeated Diego Schwartzman in the final, 7–5, 6–3 to win the men's singles title at the 2020 Italian Open. It was his fifth Rome Masters title and record 36th ATP Masters 1000 title overall. Djokovic entered his 287th week as world No. 1 following the tournament.
This was the first edition of the tournament, primarily organised due to the cancellation of many tournaments in 2020, due to the Covid-19 pandemic.
Rafael Nadal defeated Stefanos Tsitsipas in the final, 6–4, 6–7(6–8), 7–5 to win the singles title at the 2021 Barcelona Open. Nadal saved a championship point en route to his record-extending 12th Barcelona Open title and 61st ATP Tour singles title on clay. It became the second tournament at which Nadal had earned 12 or more victories, after the French Open. At three hours and 38 minutes, the final match was also the longest best-of-three-set tour-level final ever recorded since the Association of Tennis Professionals began tracking statistics in 1991. Tsitsipas, who had also lost to Nadal in his first career ATP singles final at this tournament in 2018, was in contention to win his first ATP 500 tournament title on his seventh attempt.
The 2021 Geneva Open was a men's tennis tournament played on outdoor clay courts. It was the 18th edition of the Geneva Open and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place at the Tennis Club de Genève in Geneva, Switzerland, from May 15 through May 22, 2021.
Nikoloz Basilashvili defeated Jan-Lennard Struff in the final, 6–4, 7–6(7–5) to win the men's singles tennis title at the 2021 Bavarian International Tennis Championships. After not dropping a set en route to his victory, Basilashvili earned his second title of the season and his fifth career ATP Tour singles title overall. Struff was in contention to win his first title in his first tour-level final.
Alexander Zverev defeated Matteo Berrettini in the final, 6–7(8–10), 6–4, 6–3 to win the men's singles tennis title at the 2021 Madrid Open. It was Zverev's fourth ATP Masters 1000 title, his first since winning Madrid in 2018, and his 15th career ATP Tour singles title overall. Berrettini was in contention to become the second Italian to be crowned a Masters 1000 champion in his first final at this level.
The 2021 Halle Open was a tennis tournament played on outdoor grass courts. It was the 28th edition of the Halle Open and part of the ATP Tour 500 series of the 2021 ATP Tour. It took place at the OWL Arena in Halle, Germany, between 14 and 20 June 2021.
Alexander Zverev defeated Andrey Rublev in the final, 6–2, 6–3 to win the men's singles title at the 2021 Cincinnati Masters. It was his fifth ATP Tour Masters 1000 title and 17th career singles title on the ATP Tour.
Taylor Fritz defeated Rafael Nadal in the final, 6–3, 7–6(7–5) to win the men's singles tennis title at the 2022 Indian Wells Masters. It was his maiden Masters 1000 title and second career title overall. Fritz became the first American to win the title since Andre Agassi in 2001, and ended Nadal's 20-match winning streak, dating back to the 2022 Melbourne Open.
Carlos Alcaraz defeated Casper Ruud in the final, 7–5, 6–4 to win the men's singles tennis title at the 2022 Miami Open. It was his first ATP Tour Masters 1000 title, and he became the first Spaniard to win the title. The victory also made Alcaraz, at 18 years and 333 days old, the youngest men's singles titlist in Miami Open history, and the youngest Masters 1000 champion since Rafael Nadal at the 2005 Monte Carlo Masters. Ruud became the first Norwegian to reach a Masters 1000 final, and the first Scandinavian since Robin Söderling at the 2010 Paris Masters.
Novak Djokovic defeated Stefanos Tsitsipas in the final, 6–0, 7–6(7–5) to win the men's singles tennis title at the 2022 Italian Open. It was his sixth Italian Open title and record-extending 38th Masters 1000 title overall. Djokovic did not lose a set during the tournament, and won his 1000th tour-level career match by reaching the final. It was the first title he won in 2022.
Defending champion Casper Ruud successfully defended his title, defeating João Sousa in the final, 7–6(7–3), 4–6, 7–6(7–1) to win the singles tennis title at the 2022 Geneva Open.
| Grand Slam events | |
|---|---|
| ATP Tour Masters 1000 | |
| ATP Tour 500 | |
| ATP Tour 250 |
|
| Team events | |
 – Tournaments are affected by the COVID-19 pandemic * – Tournaments are introduced due to the impact of the COVID-19 pandemic | |