By surface
| Surface | Hoang Duc Luu | Yong Ho Chung |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-04-04 | ATP | Davis Cup G1 SF: KOR vs VIE | Round Robin | — | Hoang Duc Luu | 4-6 | 6-0 | 7-5 | 9-7 |
| Surface | Hoang Duc Luu | Yong Ho Chung |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-04-04 | ATP | Davis Cup G1 SF: KOR vs VIE | Round Robin | — | Hoang Duc Luu | 4-6 | 6-0 | 7-5 | 9-7 |