Head to head
All meetings (1)
| 1969 | Davis Cup G1 SF: KOR vs VIE | RR | Luu Hoang-Duc | 4-6 6-0 7-5 9-7 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.