| Doubles | |
|---|---|
| 2025 Nonthaburi Challenger | |
| Champions |  Kokoro Isomura Rio Noguchi |
| Runners-up |  Zdeněk Kolář  Neil Oberleitner |
| Score | 7–6(7–3), 7–6(11–9) |
Blake Ellis and Adam Walton were the defending champions [1] but chose not to defend their title.
Kokoro Isomura and Rio Noguchi won the title after defeating Zdeněk Kolář and Neil Oberleitner 7–6(7–3), 7–6(11–9) in the final.
Ray Ho / 
Niki Kaliyanda Poonacha (quarterfinals)
Daniel Cukierman / 
Joshua Paris (quarterfinals) Seita Watanabe / Takeru Yuzuki (semifinals)
Pruchya Isaro / 
Wang Aoran (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | R Ho N Kaliyanda Poonacha | 6 | 6 | ||||||||||||||||||||||||
| WC | Yuttana Charoenphon K Samrej | 0 | 3 | 1 | R Ho N Kaliyanda Poonacha | 3 | 3 | ||||||||||||||||||||
 G Oliveira  K Stevenson | 1 | 3 | Z Kolář N Oberleitner | 6 | 6 | ||||||||||||||||||||||
| Z Kolář N Oberleitner | 6 | 6 | Z Kolář N Oberleitner | 6 | 6 | ||||||||||||||||||||||
| 3 | S Watanabe T Yuzuki | 7 | 4 | [10] | 3 | S Watanabe T Yuzuki | 2 | 0 | |||||||||||||||||||
 E Dalla Valle  K Sultanov | 5 | 6 | [5] | 3 | S Watanabe T Yuzuki | w/o | |||||||||||||||||||||
 FC Jianu  Marat Sharipov | 6 | 4 | [10] | FC Jianu M Sharipov | |||||||||||||||||||||||
 C Denolly  CJ Lock | 3 | 6 | [8] | Z Kolář N Oberleitner | 63 | 69 | |||||||||||||||||||||
 O Prihodko  J Sels | 2 | 5 | Alt | K Isomura R Noguchi | 77 | 711 | |||||||||||||||||||||
| H Moriya K Uesugi | 6 | 7 | H Moriya K Uesugi | 63 | 6 | [10] | |||||||||||||||||||||
| G Blancaneaux C Tabur | 6 | 78 | G Blancaneaux C Tabur | 77 | 3 | [8] | |||||||||||||||||||||
| 4 | P Isaro A Wang | 3 | 66 | H Moriya K Uesugi | 1 | 6 | [10] | ||||||||||||||||||||
| Alt | K Isomura R Noguchi | 6 | 6 | Alt | K Isomura R Noguchi | 6 | 4 | [12] | |||||||||||||||||||
M Imamura  Shin Woo-bin | 4 | 2 | Alt | K Isomura R Noguchi | 6 | 6 | |||||||||||||||||||||
| WC | Maximus Jones W Trongcharoenchaikul | 3 | 3 | 2 | D Cukierman J Paris | 3 | 4 | ||||||||||||||||||||
| 2 | D Cukierman J Paris | 6 | 6 | ||||||||||||||||||||||||
Bob Bryan and Mike Bryan were the defending champions and successfully defended their title, defeating Jonathan Erlich and Andy Ram 7–6(8–6), 6–2 in the final.
Sixth-seeded Anabel Medina Garrigues was the defending champion, and successfully defended her title, defeating Katarina Srebotnik in the final 4–6, 7–6(7–4), 6–0.
Hicham Arazi was the defending champion, but lost in the quarterfinals this year.
Juan Ignacio Chela was the defending champion, but could not defend his title since he withdrew from the tournament for personal reasons.
In the final match, Ryan Sweeting claimed the title, defeating Kei Nishikori 6–4, 7–6(7–3).
Victoria Azarenka was the defending champion, but chose to compete at the BGL Luxembourg Open instead.
Gary Muller and Danie Visser were the defending champions, but lost in the quarterfinals this year.
Tommy Ho and Kent Kinnear were the defending champions, but Kinnear did not participate this year. Ho partnered Sébastien Lareau, successfully defending his title.
Max Mirnyi and Daniel Nestor were the defending champions but were beaten in the Quarterfinals by Mahesh Bhupathi and Rohan Bopanna.
Leander Paes and Radek Štěpánek won the title, beating Bhupathi and Bopanna in the final by the score of 6–7(7–9), 6–3, [10–5].
Serena Williams was the defending champion, but did not compete this year.
Pierre-Hugues Herbert and Nicolas Mahut were the defending champions and successfully defended their title, defeating Chris Guccione and André Sá in the final, 6–3, 7–6(7–5).
Jean-Julien Rojer and Horia Tecău were the defending champions, but lost in the first round to Nick Kyrgios and Jack Sock.
Serena Williams was the defending champion and successfully defended her title by defeating Lindsay Davenport 4–6, 6–4, 7–6(7–1) in the final.
Henri Kontinen and John Peers were the defending champions, but lost in the quarterfinals to Ivan Dodig and Marcel Granollers.
Jamie Murray and Bruno Soares were defending champions, but chose not to defend their title.
Justine Henin-Hardenne was the defending champion and successfully defended her title, by defeating Svetlana Kuznetsova 7–6(7–3), 6–3 in the final.
Latisha Chan and Martina Hingis were the defending champions, but Hingis retired from professional tennis at the end of 2017 and Chan chose to prepare for the Asian Games instead.
Oliver Marach and Mate Pavić were the defending champions, but chose not to defend their title.
Latisha Chan and Ivan Dodig were the defending champions and successfully defended their title, defeating Gabriela Dabrowski and Mate Pavić in a rematch of the 2018 final, 6–1, 7–6(7–5). becoming the first team in the Open era to win back-to-back French Open mixed doubles titles.
Todd Martin was the defending champion and successfully defended his title, by defeating Paul Haarhuis 7–6(7–2), 6–4 in the final.
Nathaniel Lammons and Jackson Withrow defeated Jason Kubler and Luke Saville in the final, 7–6(7–5), 6–2 to win the doubles tennis title at the 2022 San Diego Open.