2025 Santaizi ATP Challenger – Doubles
| Doubles | |
|---|---|
| 2025 Santaizi ATP Challenger | |
| Champions | Nathaniel Lammons Jean-Julien Rojer |
| Runners-up | Kaito Uesugi Seita Watanabe |
| Score | 7–6(7–4), 7–6(8–6) |
Ray Ho and Nam Ji-sung were the defending champions[1] but only Nam chose to defend his title, partnering Takeru Yuzuki. They lost in the first round to Pruchya Isaro and Niki Kaliyanda Poonacha.
Nathaniel Lammons and Jean-Julien Rojer won the title after defeating Kaito Uesugi and Seita Watanabe 7–6(7–4), 7–6(8–6) in the final.[2]
Seeds
- Neil Oberleitner / Michael Vrbenský (first round)
- Nam Ji-sung / Takeru Yuzuki (first round)
- Nathaniel Lammons / Jean-Julien Rojer (champions)
- Kaito Uesugi / Seita Watanabe (final)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | N Oberleitner M Vrbenský | 2 | 3 | ||||||||||||||||||||||||
| Y-h Hsu T-h Huang | 6 | 6 | Y-h Hsu T-h Huang | 78 | 3 | [8] | |||||||||||||||||||||
| U-s Park K Uchida | 3 | 5 | K Tamm A Weber | 66 | 6 | [10] | |||||||||||||||||||||
| K Tamm A Weber | 6 | 7 | K Tamm A Weber | 3 | 2 | ||||||||||||||||||||||
| 3 | N Lammons J-J Rojer | 6 | 6 | 3 | N Lammons J-J Rojer | 6 | 6 | ||||||||||||||||||||
| T Ichikawa G Lomakin | 4 | 4 | 3 | N Lammons J-J Rojer | 6 | 6 | |||||||||||||||||||||
| S Hazawa Leo Vithoontien | 61 | 65 | M Imamura Y Shimizu | 2 | 4 | ||||||||||||||||||||||
| M Imamura Y Shimizu | 77 | 77 | 3 | N Lammons J-J Rojer | 77 | 78 | |||||||||||||||||||||
| FC Alcantara L Castelnuovo | 6 | 6 | 4 | K Uesugi S Watanabe | 64 | 66 | |||||||||||||||||||||
| M Gengel M Sasikumar | 4 | 2 | FC Alcantara L Castelnuovo | 3 | 3 | ||||||||||||||||||||||
| SDP Dev Nitin Kumar Sinha | 4 | 64 | 4 | K Uesugi S Watanabe | 6 | 6 | |||||||||||||||||||||
| 4 | K Uesugi S Watanabe | 6 | 77 | 4 | K Uesugi S Watanabe | 77 | 6 | ||||||||||||||||||||
| WC | C-p Hsieh A Santillan | 6 | 6 | WC | C-p Hsieh A Santillan | 62 | 4 | ||||||||||||||||||||
| WC | Jeffrey Hsu J Jung | 0 | 2 | WC | C-p Hsieh A Santillan | 6 | 64 | [10] | |||||||||||||||||||
| P Isaro N Kaliyanda Poonacha | 4 | 78 | [14] | P Isaro N Kaliyanda Poonacha | 4 | 77 | [8] | ||||||||||||||||||||
| 2 | J-s Nam T Yuzuki | 6 | 66 | [12] | |||||||||||||||||||||||
References
- ^ "Draws | ATP Tour | Tennis". ATP Tour.
- ^ "西岡良仁がチャレンジャー大会で今季2勝目、上杉海斗／渡邉聖太はダブルス準優勝 [台北チャレンジャー]". Tennis Magazine (in Japanese). Retrieved 9 November 2025.