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| Singles | |
|---|---|
| 2025 ITF Nonthaburi 2 | |
| Champion |  Yao Xinxin |
| Runner-up | Zheng Wushuang |
| Score | 6–4, 6–0 |
Mananchaya Sawangkaew was the defending champion [1] but chose to compete at the Australian Open qualifying instead.
Yao Xinxin won the title, defeating Zheng Wushuang in the final; 6–4, 6–0.
Ma Yexin (first round)
Maria Mateas (quarterfinals)
Petra Marčinko (quarterfinals)
Jang Su-jeong (first round, retired) Yao Xinxin (champion) Lu Jiajing (first round)
Mei Yamaguchi (second round)
Kristina Dmitruk (semifinals, retired)| Semifinals | Final | ||||||||||||
| Q | Zheng Wushuang | 6 | 2 | ||||||||||
| 8/SR | Kristina Dmitruk | 3 | 0r | ||||||||||
| Q | Zheng Wushuang | 4 | 0 | ||||||||||
| 5 | Yao Xinxin | 6 | 6 | ||||||||||
| 5 | Yao Xinxin | 77 | 6 | ||||||||||
| Mariia Tkacheva | 65 | 3 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Y Ma | 6 | 2 | 5 | |||||||||||||||||||||||
 T Andrianjafitrimo | 3 | 6 | 7 | T Andrianjafitrimo | 64 | 6 | 79 | ||||||||||||||||||||
| WC |  A Chanta | 6 | 4 | 3 |  C Rosatello | 77 | 1 | 67 | |||||||||||||||||||
| C Rosatello | 1 | 6 | 6 | T Andrianjafitrimo | 1 | 6 | 65 | ||||||||||||||||||||
| A Shimizu | 6 | 6 | Q | W Zheng | 6 | 4 | 77 | ||||||||||||||||||||
| Q | H Kuwata | 1 | 0 | A Shimizu | 4 | 2 | |||||||||||||||||||||
| Q | W Zheng | 1 | 6 | 6 | Q | W Zheng | 6 | 6 | |||||||||||||||||||
| 6 | J Lu | 6 | 3 | 3 | Q | W Zheng | 6 | 2 | |||||||||||||||||||
| 3 | P Marčinko | 6 | 6 | 8/SR | K Dmitruk | 3 | 0r | ||||||||||||||||||||
| Y Mansouri | 3 | 3 | 3 | P Marčinko | 6 | 6 | |||||||||||||||||||||
| WC | P Kovapitukted | 3 | 5 |  S Yamalapalli | 4 | 3 | |||||||||||||||||||||
| S Yamalapalli | 6 | 7 | 3 | P Marčinko | 4 | 1 | |||||||||||||||||||||
| Q |  M Xu | 6 | 6 | 8/SR | K Dmitruk | 6 | 6 | ||||||||||||||||||||
 N Stevanović | 1 | 3 | Q | M Xu | |||||||||||||||||||||||
| Q | D Hewitt | 3 | 1 | 8/SR | K Dmitruk | w/o | |||||||||||||||||||||
| 8/SR | K Dmitruk | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | X Yao | 77 | 6 | ||||||||||||||||||||||||
| X You | 62 | 3 | 5 | X Yao | 6 | 6 | |||||||||||||||||||||
| Q | A Koshiishi | 6 | 4 | 6 | Q | A Koshiishi | 0 | 1 | |||||||||||||||||||
| Q |  E Chong | 2 | 6 | 4 | 5 | X Yao | 6 | 4 | 6 | ||||||||||||||||||
| A Rogers | 4 | 4 | Q | C Wong | 4 | 6 | 2 | ||||||||||||||||||||
| Q |  Z Diyas | 6 | 6 | Q | Z Diyas | 1 | 6 | 3 | |||||||||||||||||||
| Q | C Wong | 6 | 3 | 5 | Q | C Wong | 6 | 1 | 6 | ||||||||||||||||||
| 4 | S-j Jang | 2 | 6 | 2r | 5 | X Yao | 77 | 6 | |||||||||||||||||||
| 7 | M Yamaguchi | 6 | 6 | M Tkacheva | 65 | 3 | |||||||||||||||||||||
| WC | T Naklo | 0 | 2 | 7 | M Yamaguchi | 62 | 5 | ||||||||||||||||||||
| N Sato | 3 | 3 | M Tkacheva | 77 | 7 | ||||||||||||||||||||||
| M Tkacheva | 6 | 6 | M Tkacheva | 7 | 6 | ||||||||||||||||||||||
 S Sakellaridi | 7 | 2 | 3 | 2 | M Mateas | 5 | 1 | ||||||||||||||||||||
| WC | P Cheapchandej | 5 | 6 | 6 | P Cheapchandej | 65 | 0 | ||||||||||||||||||||
| A Tikhonova | 65 | 4 | 2 | M Mateas | 77 | 6 | |||||||||||||||||||||
| 2 | M Mateas | 77 | 6 | ||||||||||||||||||||||||
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