
Seoul Challenger [Q], 2019, Challenger 100
Olympic Tennis Courts
| Xia, Zihao[1] | [CHN] | |
| Grills, Jacob | ||
| Grills, Jacob | [AUS] | 63 67(9) 63 |
| Nam, Jisung[2] | [KOR] | |
| Nam, Jisung[2] | ||
| Son, Ji Hoon (WC) | [KOR] | 63 62 |
| Grills, Jacob | [AUS] | |
- |
||
| Nam, Jisung[2] | [KOR] | |

| Xia, Zihao[1] | [CHN] | |
| Grills, Jacob | ||
| Grills, Jacob | [AUS] | 63 67(9) 63 |
| Nam, Jisung[2] | [KOR] | |
| Nam, Jisung[2] | ||
| Son, Ji Hoon (WC) | [KOR] | 63 62 |
| Grills, Jacob | [AUS] | |
- |
||
| Nam, Jisung[2] | [KOR] | |