| Indonesia Masters XD | 2018/02/06 14:08 | Iskandar Zulkarnain v Kantaphon Wangcharoen | L | 0-2 |
| Indonesia Masters XD | 2018/02/03 10:00 | Yuqi Shi v Iskandar Zulkarnain | L | 2-1 |
| Indonesia Masters XD | 2018/02/02 11:00 | Sameer Verma v Iskandar Zulkarnain | W | 0-2 |
| Indonesia Masters XD | 2018/02/01 13:10 | Iskandar Zulkarnain v Srikanth Kidambi | W | 2-0 |
| Indonesia Masters XD | 2018/01/31 08:50 | Emil Holst v Iskandar Zulkarnain | W | 0-2 |
| Swiss Open WD Qual | 2018/01/30 06:30 | Siddharth Pratap Singh v Iskandar Zulkarnain | W | 1-2 |
| Indonesia Masters XD | 2018/01/17 06:45 | Iskandar Zulkarnain v Anders Antonsen | L | 1-2 |
| Swiss Open WD Qual | 2018/01/16 03:30 | Iskandar Zulkarnain v Shesar Hiren Rhustavito | W | 2-1 |