El Nonthaburi Challenger es un torneo profesional de tenis. Pertenece al ATP Challenger Tour. Se juega desde el año 2022 sobre pistas de dura, en Nonthaburi, Tailandia.[1]
| Año | Campeón | Finalista | Resultado |
| 2022-I |  Valentin Vacherot |  Lý Hoàng Nam | 6–3, 7–6(4) |
| 2022-II |  Arthur Cazaux |  Omar Jasika | 7–6(6), 6–4 |
| 2022-III |  Stuart Parker | Arthur Cazaux | 6–4, 4–1, retiro |
| 2023-I |  Dennis Novak |  Wu Tung-lin | 6–4, 6–4 |
| 2023-II | Arthur Cazaux |  Lloyd Harris | 7–6(5), 6–2 |
| 2023-III |  Sho Shimabukuro | Arthur Cazaux | 6–2, 7–5 |
| 2024-I | Valentin Vacherot | Lucas Pouille | 3–2 ret. |
| 2024-II | Valentin Vacherot | Manuel Guinard | 7–5, 7–6(4) |
| 2024-III |  Matteo Gigante |  Hong Seong-chan | 6–4, 6–1 |
| 2024-IV | Wu Tung-lin |  Mackenzie McDonald | 6–3, 7–6(4) |
| 2025-I |  Aslan Karatsev | Grégoire Barrère | 7–6(5), 7–5 |
| 2025-II | Rio Noguchi |  Cui Jie | 7–6(9), 6–2 |
| 2025-III | Brandon Holt |  Vít Kopřiva | 6–3, 6–2 |
| Año | Campeones | Finalistas | Resultado |
| 2022-I | Evgeny Donskoy
Alibek Kachmazov | Nam Ji-sung
Song Min-kyu | 6–3, 1–6, [10–7] |
| 2022-II |  Benjamin Lock
Yuta Shimizu |  Francis Alcantara
 Christopher Rungkat | 6–1, 6–3 |
| 2022-III | Chung Yun-seong
 Ajeet Rai | Francis Alcantara
Christopher Rungkat | 6–1, 7–6(6) |
| 2023-I | Marek Gengel
Adam Pavlásek | Robert Galloway
 Hans Hach Verdugo | 7–6(4), 6–4 |
| 2023-II |  Yuki Bhambri
Saketh Myneni | Christopher Rungkat
Akira Santillan | 2–6, 7–6(7), [14–12] |
| 2023-III | Nam Ji-sung
Song Min-kyu | Jan Choinski
Stuart Parker | 6–4, 6–4 |
| 2024-I | Arthur Fery
Joshua Paris |  Pruchya Isaro
Maximus Jones | 6–2, 7–5 |
| 2024-II | Manuel Guinard
Grégoire Jacq | Francis Alcantara
Sun Fajing | 6–4, 7–6(5) |
| 2024-III | Luke Johnson
 Skander Mansouri | Rithvik Choudary Bollipalli
Niki Kaliyanda | 7–5, 6–4 |
| 2024-IV | Blake Ellis
Adam Walton | Rithvik Choudary Bollipalli
Niki Kaliyanda | 3–6, 7–5, [10–8] |
| 2025-I | Kokoro Isomura
Rio Noguchi | Zdeněk Kolář
Neil Oberleitner | 7–6(3), 7–6(9) |
| 2025-II | Ray Ho
Neil Oberleitner |  Daniel Cukierman
Joshua Paris | 6–4, 7–6(5) |
| 2025-III | Ray Ho
Neil Oberleitner | Pruchya Isaro
Wang Aoran | 6–3, 6–4 |
French
Deutsch
Challenger de Nonthaburi III 2025
Tailandia
Valentin Vacherot
Lý Hoàng Nam
Arthur Cazaux.svg){kind=small}
Omar Jasika.svg){kind=small}
Stuart Parker
Dennis Novak
Wu Tung-lin
Lloyd Harris
Sho Shimabukuro
Matteo Gigante
Hong Seong-chan
Mackenzie McDonald
Aslan Karatsev
Cui Jie
Vít Kopřiva
Datos: Q113549432