title: 2022 Nonthaburi Challenger II – Singles
text: # 2022 Nonthaburi Challenger II – Singles
  
  Valentin Vacherot was the defending champion 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.
  
  ## Seeds
  
  * 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)
  
  ## Draw
  
  ### Key
  
  * Q = Qualifier
  * WC = Wild card
  * LL = Lucky loser
  * Alt = Alternate
  * SE = Special exempt
  * PR = Protected ranking
  * ITF = ITF entry
  * JE = Junior exempt
  * w/o = Walkover
  * r = Retired
  * d = Defaulted
  * SR = Special ranking
  
  ### Finals
  
  | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - |
  | Q | Beibit Zhukayev | 1 | $6^6$ | | | | | |
  | Q | Arthur Cazaux | 6 | $7^8$ | | | | | |
  | Q | Arthur Cazaux | 6 | $7^8$ | | Q | Arthur Cazaux | $7^8$ | 6 |
  | | | | | | Alt | Omar Jasika | $6^6$ | 4 |
  | 5 | Gabriel Décamps | 7 | 4 | $0^r$ | Alt | Omar Jasika | $6^6$ | 4 |
  | Alt | Omar Jasika | 5 | 6 | 3 | | | | |
  
  ### Top half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | Yo Watanuki | 6 | 6 | | | | | | | | | | | | | | | |
  | | A Kachmazov | 1 | 3 | | 1 | Yo Watanuki | $6^2$ | 3 | | | | | | | | | | |
  | | A Santillan | 1 | 6 | 3 | SE | V Vacherot | $7^7$ | 6 | | | | | | | | | | |
  | SE | V Vacherot | 6 | 2 | 6 | | | | | | SE | V Vacherot | 5 | 6 | $6^2$ | | | | |
  | LL | D Cukierman | 2 | 4 | | | | | | | Q | B Zhukayev | 7 | 3 | $7^7$ | | | | |
  | | S Shimabukuro | 6 | 6 | | | S Shimabukuro | 6 | 3 | 4 | | | | | | | | | |
  | Q | B Zhukayev | 6 | $7^{10}$ | | Q | B Zhukayev | 2 | 6 | 6 | | | | | | | | | |
  | LL | Y Shimizu | 3 | $6^8$ | | | | | | | | | | | | Q | B Zhukayev | 1 | $6^6$ |
  | 4 | D Yevseyev | 6 | 0 | 0 | | | | | | | | | | | Q | A Cazaux | 6 | $7^8$ |
  | | 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 | | | | | | | | | | | | | | |
  
  ### Bottom half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | G Décamps | 6 | 6 | | | | | | | | | | | | | | | | |
  | | S Fomin | 2 | 2 | | 5 | G Décamps | 6 | 6 | | | | | | | | | | | |
  | WC | K Samrej | $7^8$ | 6 | | WC | K Samrej | 4 | 4 | | | | | | | | | | | |
  | WC | Thanapet Chanta | $6^6$ | 1 | | | | | | | 5 | G Décamps | 6 | 7 | | | | | | |
  | | Y Bu | $7^9$ | 2 | 2 | | | | | | | F Gaio | 3 | 5 | | | | | | |
  | | F Gaio | $6^7$ | 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 | $0^r$ |
  | 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 | Charles Broom | 7 | $7^7$ | | | | | | | Q | C Broom | 1 | 6 | 3 | | | | | |
  | Q | T Schoolkate | 5 | $6^4$ | | Q | C Broom | 3 | 6 | $7^9$ | | | | | | | | | | |
  | Q | B Patael | 6 | 4 | 6 | Q | B Patael | 6 | 3 | $6^7$ | | | | | | | | | | |
  | 2 | A Gray | 3 | 6 | 4 | | | | | | | | | | | | | | | |
  