Head to head
1
Hard
1
1
Clay
0
0
Grass
1
Deon Joubert's wins on the left · David Schneider's on the right · bar lengths share one scale
All meetings (4)
| 1979 | Newport | Grass | R32 | David Schneider | 6-7 7-5 7-5 |
| 1979 | Johannesburg-1 | Hard | QF | Deon Joubert | 3-6 7-5 6-3 |
| 1978 | Johannesburg-2 | Hard | R16 | David Schneider | 6-3 6-4 |
| 1978 | Cincinnati | Clay | R64 | Deon Joubert | 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.