Head to head
2
Hard
1
Hyung-Taik Lee's wins on the left · Vladimir Voltchkov's on the right · bar lengths share one scale
All meetings (3)
| 2004 | Doha | Hard | R32 | Hyung-Taik Lee | 1-2 RET |
| 2003 | US Open | Hard | R128 | Hyung-Taik Lee | 6-3 6-4 7-6(3) |
| 2002 | Doha | Hard | R32 | Vladimir Voltchkov | 6-4 3-6 7-5 |
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.