| Singles | |
|---|---|
| 2024 Nonthaburi Challenger | |
| Champion |  Valentin Vacherot |
| Runner-up |  Lucas Pouille |
| Score | 3–2 ret. |
Sho Shimabukuro was the defending champion [1] but chose not to defend his title.
Valentin Vacherot won the title after Lucas Pouille retired trailing 2–3 in the final.
Dennis Novak (first round)
Zdeněk Kolář (second round)
Mattia Bellucci (first round, retired)
Ivan Gakhov (second round)
Kimmer Coppejans (second round)
Beibit Zhukayev (withdrew) Stefano Travaglia (first round) Marco Cecchinato (first round)| Semifinals | Final | ||||||||||||
| Q | Lucas Pouille | 6 | 6 | ||||||||||
| Q |  Hong Seong-chan | 3 | 3 | ||||||||||
| Q | Lucas Pouille | 2r | |||||||||||
| Q | Valentin Vacherot | 3 | |||||||||||
| Q | Valentin Vacherot | 6 | 77 | ||||||||||
 Hsu Yu-hsiou | 3 | 62 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | D Novak | 7 | 4 | 4 | |||||||||||||||||||||||
| E Donskoy | 5 | 6 | 6 | E Donskoy | 3 | 3 | |||||||||||||||||||||
| G Onclin | 7 | 6 | G Onclin | 6 | 6 | ||||||||||||||||||||||
 Y Uchiyama | 5 | 2 | G Onclin | 3 | 2 | ||||||||||||||||||||||
| Q | L Pouille | 6 | 6 | Q | L Pouille | 6 | 6 | ||||||||||||||||||||
 G Oliveira | 3 | 3 | Q | L Pouille | 6 | 6 | |||||||||||||||||||||
| WC |  Maximus Jones | 7 | 6 | WC | M Jones | 4 | 0 | ||||||||||||||||||||
| 8 | M Cecchinato | 5 | 4 | Q | L Pouille | 6 | 6 | ||||||||||||||||||||
| 3 | M Bellucci | 6 | 4 | 1r | Q | S-c Hong | 3 | 3 | |||||||||||||||||||
 M Lajal | 4 | 6 | 4 | M Lajal | 6 | 4 | 5 | ||||||||||||||||||||
| Q | S-c Hong | 6 | 2 | 6 | Q | S-c Hong | 2 | 6 | 7 | ||||||||||||||||||
| P-H Herbert | 4 | 6 | 3 | Q | S-c Hong | 3 | 6 | 6 | |||||||||||||||||||
 T Sandgren | 5 | 4 | Q | M Sharipov | 6 | 3 | 2 | ||||||||||||||||||||
| Q | Marat Sharipov | 7 | 6 | Q | M Sharipov | 6 | 6 | ||||||||||||||||||||
| Lucas Poullain | 6 | 1 | 2 | 5 | K Coppejans | 3 | 4 | ||||||||||||||||||||
| 5 | K Coppejans | 3 | 6 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | S Travaglia | 3 | 6 | 1 | |||||||||||||||||||||||
| L Lokoli | 6 | 3 | 6 | L Lokoli | 4 | 4 | |||||||||||||||||||||
| Q | R Noguchi | 61 | 66 | Q | V Vacherot | 6 | 6 | ||||||||||||||||||||
| Q | V Vacherot | 77 | 78 | Q | V Vacherot | 4 | 7 | 77 | |||||||||||||||||||
| WC | W Trongcharoenchaikul | 3 | 2 | F Passaro | 6 | 5 | 61 | ||||||||||||||||||||
| F Passaro | 6 | 6 | F Passaro | 712 | 6 | ||||||||||||||||||||||
| Q | A Weber | 4 | 2 | 4 | I Gakhov | 610 | 2 | ||||||||||||||||||||
| 4 | I Gakhov | 6 | 6 | Q | V Vacherot | 6 | 77 | ||||||||||||||||||||
| LL | C-h Tseng | 6 | 6 | Y-h Hsu | 3 | 62 | |||||||||||||||||||||
| Y Shimizu | 3 | 3 | LL | C-h Tseng | 3 | 0r | |||||||||||||||||||||
| Y-h Hsu | 6 | 3 | 6 | Y-h Hsu | 6 | 1 | |||||||||||||||||||||
 M Valkusz | 3 | 6 | 1 | Y-h Hsu | 6 | 6 | |||||||||||||||||||||
| C Tabur | 4 | 3 | B Holt | 1 | 4 | ||||||||||||||||||||||
| B Holt | 6 | 6 | B Holt | 77 | 6 | ||||||||||||||||||||||
| WC | K Samrej | 7 | 4 | 3 | 2 | Z Kolář | 64 | 2 | |||||||||||||||||||
| 2 | Z Kolář | 5 | 6 | 6 | |||||||||||||||||||||||
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