Head to head
1
Hard
0
1
Clay
0
1
Grass
0
Byron Black's wins on the left · Albert Portas's on the right · bar lengths share one scale
All meetings (3)
| 2001 | Auckland | Hard | R32 | Byron Black | 2-6 6-2 6-4 |
| 2000 | Wimbledon | Grass | R32 | Byron Black | 6-2 6-0 6-4 |
| 1999 | Roland Garros | Clay | R64 | Byron Black | 6-2 6-3 6-2 |
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.