Head to head
0
Clay
1
1
Grass
0
Pierre Barthes's wins on the left · Owen Davidson's on the right · bar lengths share one scale
All meetings (2)
| 1970 | Newport-2 | Grass | RR | Pierre Barthes | 6-4 0-6 1-0(3) |
| 1969 | Gstaad | Clay | R16 | Owen Davidson | 6-4 6-0 |
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.