| Swiss Open WD Qual | 2018/01/23 03:00 | Panji Ahmad Maulana v Subhankar Dey | L | 2-0 |
| Swiss Open WD Qual | 2018/01/16 02:00 | Subhankar Dey v Kim Bruun | L | 1-2 |
| Indonesia Masters XD | 2017/11/24 10:40 | Subhankar Dey v Henri Aarnio | L | 1-2 |
| Indonesia Masters XD | 2017/11/23 14:20 | Christian Kirchmayr v Subhankar Dey | W | 0-2 |
| Indonesia Masters XD | 2017/11/22 18:30 | Michael Spencer-Smith v Subhankar Dey | W | 0-2 |
| Denmark Open | 2017/10/18 13:45 | Subhankar Dey v Srikanth Kidambi | L | 0-2 |
| Swiss Open WD Qual | 2017/10/17 13:40 | Subhankar Dey v Rasmus Gemke | W | 2-1 |
| Swiss Open WD Qual | 2017/10/17 09:40 | Subhankar Dey v Kim Bruun | W | 2-1 |
| Swiss Open WD Qual | 2018/01/30 06:30 | Kartikey Gulshan Kumar v Bodhit Joshi | W | 2-1 |
| Swiss Open WD Qual | 2018/01/30 03:30 | Kartikey Gulshan Kumar v Siril Verma | W | 2-1 |
| Giraldilla Int. XD | 2018/01/19 11:00 | Kartikey Gulshan Kumar v Soren Toft Hansen | W | 2-1 |
| Swiss Open WD Qual | 2018/01/19 11:00 | Kartikey Gulshan Kumar v Soren Toft | W | 2-1 |
| Indonesia Masters XD | 2017/11/28 09:10 | Young Woong Ha v Kartikey Gulshan Kumar | L | 2-0 |
| Giraldilla Int. XD | 2017/10/25 05:20 | Ikhsan L I Rumbay v Kartikey Gulshan Kumar | L | 2-0 |
| Giraldilla Int. XD | 2017/09/06 13:30 | Kartikey Gulshan Kumar v Suppanyu Avihingsanon | L | 0-2 |
| Giraldilla Int. XD | 2017/09/05 13:05 | Kartikey Gulshan Kumar v Jaspar Woon Chai Yu | W | 2-0 |