Head to head
4
Hard
0
1
Clay
3
0
Grass
1
1
Carpet
1
Arthur Ashe's wins on the left · Jan Kodes's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (11)
| 1978 | Roland Garros | Clay | R32 | Arthur Ashe | 4-6 6-3 7-6 6-4 |
| 1976 | US Open | Clay | R64 | Jan Kodes | 6-1 6-2 |
| 1974 | Boston | Clay | QF | Jan Kodes | 6-3 6-2 |
| 1974 | Palm Desert WCT | Hard | QF | Arthur Ashe | 3-6 6-3 6-4 |
| 1971 | Stockholm WCT | Hard | F | Arthur Ashe | 6-1 3-6 6-2 1-6 6-4 |
| 1971 | US Open | Grass | SF | Jan Kodes | 7-6 3-6 4-6 6-3 6-4 |
| 1970 | Masters | Carpet | RR | Arthur Ashe | 6-3 4-6 6-3 |
| 1970 | Denver | Hard | SF | Arthur Ashe | 6-4 6-4 |
| 1970 | Los Angeles-2 | Hard | R16 | Arthur Ashe | 2-6 7-5 6-3 |
| 1969 | Rome | Clay | R16 | Jan Kodes | 6-4 6-3 6-3 |
| 1969 | Philadelphia | Carpet | R32 | Jan Kodes | 6-4 4-6 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.