| Korea Masters Qual | 11/19 02:45 | - | Yu Jen Chi v Seong Hyun Son | L | 2-0 | |
| Swiss Open WD Qual | 11/27 01:39 | - | Young Woong Ha v Seong Hyun Son | L | 2-0 | |
| Swiss Open WD Qual | 09/25 03:10 | - | Dong Hun Kim v Seong Hyun Son | L | 2-0 | |
| Swiss Open WD Qual | 09/04 07:45 | - | Seong Hyun Son v Arintap Das Gupta | L | 1-2 | |
| Giraldilla Int. XD | 07/26 04:35 | 4 | Chico Aura Dwi Wardoyo v Seong Hyun Son | L | 2-0 | |
| Giraldilla Int. XD | 07/25 06:10 | 5 | Andrew Susanto v Seong Hyun Son | W | 0-2 | |
| Giraldilla Int. XD | 07/24 01:40 | 6 | Seong Hyun Son v Kantawat Leelavechabutr | W | 2-1 | |
| China Masters | 04/10 02:20 | 6 | Zeqi Zhou v Seong Hyun Son | L | 2-0 |