Head to head
1
Clay
0
1
Grass
0
Nicholas Kalogeropoulos's wins on the left · Mark Cox's on the right · bar lengths share one scale
All meetings (2)
| 1971 | Eastbourne | Grass | R64 | Nicholas Kalogeropoulos | 5-7 6-0 6-1 |
| 1970 | Monte-Carlo | Clay | R64 | Nicholas Kalogeropoulos | 7-5 1-6 11-9 |
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.