Head to head
1
Hard
0
1
Clay
1
0
Grass
1
Mark Cox's wins on the left · Jurgen Fassbender's on the right · bar lengths share one scale
All meetings (4)
| 1974 | Wimbledon | Grass | R128 | Jurgen Fassbender | 6-2 6-4 7-9 7-5 |
| 1973 | Johannesburg-2 | Hard | R16 | Mark Cox | 7-5 7-6 1-6 6-3 |
| 1973 | Davis Cup EUR QF: FRG vs GBR | Clay | RR | Jurgen Fassbender | 6-3 6-4 1-6 9-7 |
| 1968 | Hamburg | Clay | R32 | Mark Cox | 6-1 6-4 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.