 | This article needs additional citations for verification .(March 2021) |
| Doubles | |
|---|---|
| 2021 Open 13 Provence | |
| Champions |  Lloyd Glasspool  Harri Heliövaara |
| Runners-up |  Sander Arends David Pel |
| Score | 7–5, 7–6(7–4) |
Nicolas Mahut and Vasek Pospisil were the defending champions, [1] but they chose not to participate.
Lloyd Glasspool and Harri Heliövaara won the title, defeating Sander Arends and David Pel in the final, 7–5, 7–6(7–4).
Ken Skupski / Neal Skupski (quarterfinals) Luke Bambridge / Dominic Inglot (quarterfinals) Jonny O'Mara / 
Aisam-ul-Haq Qureshi (quarterfinals)
Divij Sharan / 
Igor Zelenay (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | K Skupski N Skupski | 6 | 6 | ||||||||||||||||||||||||
 M McDonald  Y Nishioka | 3 | 3 | 1 | K Skupski N Skupski | 6 | 4 | [8] | ||||||||||||||||||||
| WC |  P Tsitsipas S Tsitsipas | 5 | 1 | L Glasspool H Heliövaara | 2 | 6 | [10] | ||||||||||||||||||||
| L Glasspool H Heliövaara | 7 | 6 | L Glasspool H Heliövaara | 6 | 6 | ||||||||||||||||||||||
| 4 | D Sharan I Zelenay | 4 | 2 |  M Ebden M Reid | 2 | 3 | |||||||||||||||||||||
| PR |  A Davidovich Fokina M López | 6 | 6 | PR | A Davidovich Fokina M López | 65 | 1 | ||||||||||||||||||||
| M Ebden M Reid | 6 | 7 | M Ebden M Reid | 77 | 6 | ||||||||||||||||||||||
 A Golubev  H Nys | 4 | 5 | L Glasspool H Heliövaara | 7 | 77 | ||||||||||||||||||||||
| WC |  A Olivetti J-W Tsonga | 4 | 4 | S Arends D Pel | 5 | 64 | |||||||||||||||||||||
| S Arends D Pel | 6 | 6 | S Arends D Pel | 6 | 712 | ||||||||||||||||||||||
 MÁ Reyes-Varela  F Romboli | 63 | 2 | 3 | J O'Mara A-u-H Qureshi | 4 | 610 | |||||||||||||||||||||
| 3 | J O'Mara A-u-H Qureshi | 77 | 6 | S Arends D Pel | 6 | 77 | |||||||||||||||||||||
P Raja  T-S Weissborn | 4 | 61 | N Lammons J Withrow | 1 | 64 | ||||||||||||||||||||||
| N Lammons J Withrow | 6 | 77 | N Lammons J Withrow | 77 | 77 | ||||||||||||||||||||||
| B Bonzi A Hoang | 64 | 77 | [8] | 2 | L Bambridge D Inglot | 64 | 65 | ||||||||||||||||||||
| 2 | L Bambridge D Inglot | 77 | 65 | [10] | |||||||||||||||||||||||
Nicolas Mahut and Édouard Roger-Vasselin were the defending champions, but Mahut decided not to participate.
Roger-Vasselin played alongside Benoît Paire, but lost in the first round to Johan Brunström and Raven Klaasen.
Marc Gicquel and Michaël Llodra won the title, defeating Brunström and Klaasen 6–3, 3–6, [11–9] in the final.
Marc Gicquel and Michaël Llodra were the defending champions, but Llodra decided not to participate. Gicquel played alongside Nicolas Mahut, but lost in the final to Nikolay Davydenko and Denis Istomin, 4–6, 6–1, [7–10].
Nicolas Mahut was the defending champion, but lost in the quarterfinals to Roberto Bautista Agut.
Bautista Agut went on to win the title, defeating Benjamin Becker in the final, 2–6, 7–6(7–2), 6–4.
Nicolas Mahut and Édouard Roger-Vasselin were the defending champions, but Roger-Vasselin chose not to participate. Mahut played alongside Sergiy Stakhovsky, but lost in the semifinals to Jonathan Erlich and Rajeev Ram.
Chris Guccione and Lleyton Hewitt won the title, defeating Erlich and Ram in the final, 7–5, 6–4.
Purav Raja and Divij Sharan were the defending champions, but decided not to participate together. Raja played alongside Marcelo Demoliner, while Sharan teams up with Adil Shamasdin. The two teams met in the quarterfinals, with Shamasdin and Sharan winning the match. Shamasdin and Sharan lost to Samuel Groth and Chris Guccione in the semifinals.
Groth and Guccione went on to win the title, defeating [[]] and Juan Sebastián Cabal in the final, 7–6(7–5), 6–7(3–7), [11–9].
Édouard Roger-Vasselin and Igor Sijsling were the defending champions, but chose not to participate.
Vasek Pospisil and Jack Sock won the title, defeating Steve Johnson and Sam Querrey in the final, 6–3, 5–7, [10–5].
Roberto Bautista Agut was the defending champion, but lost in the second round to Nicolas Mahut.
Vasek Pospisil and Jack Sock were the defending champions, but lost in the final to Pierre-Hugues Herbert and Nicolas Mahut, 3–6, 6–7(5–7).
Rohan Bopanna and Florin Mergea were the defending champions, but lost to Jean-Julien Rojer and Horia Tecău in the final, 4–6, 6–7(5–7).
Pablo Cuevas and David Marrero were the defending champions, but Marrero chose not to participate this year. Cuevas played alongside Marcel Granollers, but lost in the quarterfinals to Vasek Pospisil and Jack Sock.
Bob and Mike Bryan won the title, defeating Pospisil and Sock in the final, 2–6, 6–3, [10–7].
Daniel Nestor and Édouard Roger-Vasselin were the defending champions, but chose not to compete together. Nestor played alongside Vasek Pospisil, but lost in the semifinals to Ivan Dodig and Marcelo Melo. Roger-Vasselin teamed up with Julien Benneteau, but lost in the first round to Milos Raonic and Nenad Zimonjić.
Ivan Dodig and Marcelo Melo were the defending champions, but Dodig chose not to participate this year. Melo played alongside Vasek Pospisil, but lost to John Peers and Henri Kontinen in the semifinals.
Nicolas Mahut and Vasek Pospisil were the defending champions, but Pospisil chose not to participate this year. Mahut played alongside Pierre-Hugues Herbert, but lost in the semifinals to Ivan Dodig and Marcel Granollers.
Roger Federer defeated Juan Martín del Potro in the final, 6–7(5–7), 6–4, 6–3 to win the singles tennis title at the 2017 Swiss Indoors. It was his eighth Swiss Indoors and 95th singles title, surpassing Ivan Lendl for second place in the list for most men's singles titles won in the Open era.
Juan Sebastián Cabal and Robert Farah won their second consecutive Grand Slam men's doubles title, defeating Marcel Granollers and Horacio Zeballos in the final, 6–4, 7–5 to win the men's doubles tennis title at the 2019 US Open. Cabal and Farah retained the ATP no. 1 doubles ranking. Mike Bryan, Łukasz Kubot and Nicolas Mahut were also in contention for the top ranking at the start of the tournament.
Jérémy Chardy and Fabrice Martin were the defending champions, but Chardy chose not to participate and Martin chose to compete in Rio de Janeiro instead.
Łukasz Kubot and Marcelo Melo won the title, defeating Murray and Skupski in the final, 7–6(7–5), 7–5.
Ivan Dodig and Édouard Roger-Vasselin were the defending champions from when the tournament was last held in 2019, but Dodig decided not to participate this year. Roger-Vasselin played alongside Henri Kontinen but lost in the quarterfinals to Matthew Ebden and John-Patrick Smith.
Pierre-Hugues Herbert and Nicolas Mahut defeated Reilly Opelka and John Peers in the final, 6–4, 7–5, to win the doubles tennis title at the 2021 Queen's Club Championships. It was the duo's third title at the tournament. Opelka and Peers were contesting as a new pairing in their first final.
Wesley Koolhof and Neal Skupski defeated Dan Evans and John Peers in the final, 6–2, 4–6, [10–6] to win the men's doubles tennis title at the 2022 Canadian 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 | |