| 2022 Nonthaburi Challenger | |
|---|---|
| Date | 22–28 August |
| Edition | 1st |
| Surface | Hard |
| Location | Nonthaburi, Thailand |
| Champions | |
| Singles | |
 Valentin Vacherot | |
| Doubles | |
 Evgeny Donskoy / Alibek Kachmazov | |
The 2022 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 22 to 28 August 2022.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 GBR | Alastair Gray | 255 | 1 |
 JPN | Yasutaka Uchiyama | 260 | 2 |
 KAZ | Denis Yevseyev | 263 | 3 |
| GBR | Billy Harris | 294 | 4 |
 BRA | Gabriel Décamps | 302 | 5 |
 ISR | Yshai Oliel | 307 | 6 |
 GER | Nicola Kuhn | 320 | 7 |
 UKR | Illya Marchenko | 322 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Valentin Vacherot def. 
Lý Hoàng Nam 6–3, 7–6(7–4). Evgeny Donskoy / Alibek Kachmazov def. 
Nam Ji-sung / Song Min-kyu 6–3, 1–6, [10–7].The 2018 Gwangju Open was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Gwangju, South Korea between 13 and 19 August 2018.
The 2019 Chennai Open Challenger was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Chennai, India between 4 and 10 February 2019.
The 2019 President's Cup was a professional tennis tournament played on outdoor hard courts. It was the fourteenth (ATP) and eleventh (ITF) editions of the tournament and was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Nur-Sultan, Kazakhstan, on 15–21 July 2019.
The 2019 Chengdu Challenger was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Chengdu, China between 29 July and 4 August 2019.
The 2019 Yokkaichi Challenger was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Yokkaichi, Japan between 5 and 11 August 2019.
The 2019 Jinan International Open was a professional tennis tournament played on outdoor hard courts. It was the third (men) and second (women) editions of the tournament which was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Jinan, China between 26 August and 8 September 2019.
The 2019 International Challenger Baotou was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Baotou, China between 26 August and 1 September 2019.
The 2021 Città di Forlì III was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Forlì, Italy between 6 and 12 December 2021.
The 2022 Sanremo Challenger was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Sanremo, Italy between 4 and 10 April 2022.
The 2022 President's Cup is a professional tennis tournament played on outdoor hard courts. It is the seventeenth edition of the men's tournament which is part of the 2022 ATP Challenger Tour, and the thirteenth edition of the women's tournament which is part of the 2022 ITF Women's World Tennis Tour. It takes place in Nur-Sultan, Kazakhstan between 18 and 24 July 2022.
The 2022 San Marino Open was a professional tennis tournament played on clay courts. The 29th edition of the tournament, which was part of the 2022 ATP Challenger Tour, took place in City of San Marino, San Marino between 8 and 14 August 2022.
The 2022 Nonthaburi Challenger II was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 29 August to 4 September 2022.
The 2022 Nonthaburi Challenger III was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 5 to 11 September 2022.
The 2022 Internationaux de Tennis de Vendée was a professional tennis tournament played on hard courts. It was the ninth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Mouilleron-le-Captif, France between 3 and 9 October 2022.
The 2022 Gwangju Open was a professional tennis tournament played on hard courts. It was the 5th edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Gwangju, South Korea between 3 and 9 October 2022.
The 2022 Tiburon Challenger was a professional tennis tournament played on outdoor hard courts. It was the fourteenth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Tiburon, United States between 3 and 9 October 2022.
The 2022 Saint-Tropez Open was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Saint-Tropez, France between 10 and 16 October 2022.
The 2022 Busan Open was a professional tennis tournament played on hard courts. It was the 19th edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Busan, South Korea between 17 and 23 October 2022.
The 2022 Open International de Tennis de Roanne was a professional tennis tournament played on indoor hard courts. It was the second edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Roanne, France between 7 and 13 November 2022.
The 2023 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 2 to 7 January 2023.
