| Indonesia Masters Qual | 2023/09/05 05:10 | Yohanes Saut Marcellyno v Subhankar Dey | L | 2-0 |
| Taipei Open Qual | 2023/06/20 01:40 | Subhankar Dey v Sholeh Aidil | L | 1-2 |
| Bonn Int. | 2023/06/01 13:50 | Jonathan Dolan v Subhankar Dey | L | 2-1 |
| Slovenia Open Quals | 2023/05/17 13:20 | Subhankar Dey v Abhishek Yeligar | L | 0-2 |
| Swedish Open | 2023/05/12 16:20 | Enogat Roy v Subhankar Dey | L | 2-0 |
| Swedish Open | 2023/05/12 12:20 | Subhankar Dey v Xiaodong Sheng | W | 2-0 |
| Luxembourg Open | 2023/05/05 10:40 | Subhankar Dey v Jia Jie Tan | L | 1-2 |
| Thailand Int. | 2023/03/08 07:30 | Joo Ven Soong v Subhankar Dey | L | 2-0 |
| Kaohsiung Masters Qual | 2023/09/26 08:10 | Wei Hsuan Lu v Juin An Yap | W | 2-0 |
| Kaohsiung Masters Qual | 2023/09/26 02:20 | Ratchaphol Srithong v Wei Hsuan Lu | W | 0-2 |