| Singles | |
|---|---|
| 2022 Nonthaburi Challenger II | |
| Champion |  Arthur Cazaux |
| Runner-up |  Omar Jasika |
| Score | 7–6(8–6), 6–4 |
Valentin Vacherot was the defending champion [1] but lost in the quarterfinals to Beibit Zhukayev.
Arthur Cazaux won the title after defeating Omar Jasika 7–6(8–6), 6–4 in the final.
Yosuke Watanuki (second round)
Alastair Gray (first round) Yasutaka Uchiyama (withdrew)
Denis Yevseyev (first round)
Gabriel Décamps (semifinals, retired) Billy Harris (second round)
Illya Marchenko (second round)
Nicola Kuhn (withdrew)| Semifinals | Final | ||||||||||||
| Q | Beibit Zhukayev | 1 | 66 | ||||||||||
| Q | Arthur Cazaux | 6 | 78 | ||||||||||
| Q | Arthur Cazaux | 78 | 6 | ||||||||||
| Alt | Omar Jasika | 66 | 4 | ||||||||||
| 5 | Gabriel Décamps | 7 | 4 | 0r | |||||||||
| Alt | Omar Jasika | 5 | 6 | 3 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Yo Watanuki | 6 | 6 | ||||||||||||||||||||||||
 A Kachmazov | 1 | 3 | 1 | Yo Watanuki | 62 | 3 | |||||||||||||||||||||
| A Santillan | 1 | 6 | 3 | SE |  V Vacherot | 77 | 6 | ||||||||||||||||||||
| SE | V Vacherot | 6 | 2 | 6 | SE | V Vacherot | 5 | 6 | 62 | ||||||||||||||||||
| LL |  D Cukierman | 2 | 4 | Q | B Zhukayev | 7 | 3 | 77 | |||||||||||||||||||
| S Shimabukuro | 6 | 6 | S Shimabukuro | 6 | 3 | 4 | |||||||||||||||||||||
| Q | B Zhukayev | 6 | 710 | Q | B Zhukayev | 2 | 6 | 6 | |||||||||||||||||||
| LL | Y Shimizu | 3 | 68 | Q | B Zhukayev | 1 | 66 | ||||||||||||||||||||
| 4 | D Yevseyev | 6 | 0 | 0 | Q | A Cazaux | 6 | 78 | |||||||||||||||||||
| D Sweeny | 3 | 6 | 6 | D Sweeny | 6 | 6 | |||||||||||||||||||||
 B Lock | 5 | 3 | E Donskoy | 4 | 4 | ||||||||||||||||||||||
| E Donskoy | 7 | 6 | D Sweeny | 1 | 4 | ||||||||||||||||||||||
| WC |  Krittin Koaykul | 2 | 1 | Q | A Cazaux | 6 | 6 | ||||||||||||||||||||
| Q | A Cazaux | 6 | 6 | Q | A Cazaux | 6 | 6 | ||||||||||||||||||||
| Q |  Y-s Chung | 3 | 6 | 4 | 6 | B Harris | 1 | 1 | |||||||||||||||||||
| 6 | B Harris | 6 | 4 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | G Décamps | 6 | 6 | ||||||||||||||||||||||||
 S Fomin | 2 | 2 | 5 | G Décamps | 6 | 6 | |||||||||||||||||||||
| WC | K Samrej | 78 | 6 | WC | K Samrej | 4 | 4 | ||||||||||||||||||||
| WC | Thanapet Chanta | 66 | 1 | 5 | G Décamps | 6 | 7 | ||||||||||||||||||||
 Y Bu | 79 | 2 | 2 |  F Gaio | 3 | 5 | |||||||||||||||||||||
| F Gaio | 67 | 6 | 6 | F Gaio | 7 | 7 | |||||||||||||||||||||
 NH Lý | 3 | 6 | 6 | NH Lý | 5 | 5 | |||||||||||||||||||||
| LL | J McCabe | 6 | 3 | 2 | 5 | G Décamps | 7 | 4 | 0r | ||||||||||||||||||
| 7 | I Marchenko | 6 | 6 | Alt | O Jasika | 5 | 6 | 3 | |||||||||||||||||||
| Y Oliel | 3 | 2 | 7 | I Marchenko | 6 | 3 | 4 | ||||||||||||||||||||
| Alt | O Jasika | 7 | 6 | Alt | O Jasika | 2 | 6 | 6 | |||||||||||||||||||
 P Gunneswaran | 5 | 3 | Alt | O Jasika | 6 | 1 | 6 | ||||||||||||||||||||
| Q | C Broom | 7 | 77 | Q | C Broom | 1 | 6 | 3 | |||||||||||||||||||
| Q | T Schoolkate | 5 | 64 | Q | C Broom | 3 | 6 | 79 | |||||||||||||||||||
| Q | B Patael | 6 | 4 | 6 | Q | B Patael | 6 | 3 | 67 | ||||||||||||||||||
| 2 | A Gray | 3 | 6 | 4 | |||||||||||||||||||||||
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