Head to head
1
Clay
2
Hans Gildemeister's wins on the left · Ricardo Acuna's on the right · bar lengths share one scale
All meetings (3)
| 1986 | Stuttgart | Clay | R64 | Ricardo Acuna | 6-2 6-4 |
| 1983 | Vina del Mar | Clay | QF | Ricardo Acuna | 6-0 5-7 7-5 |
| 1979 | Santiago | Clay | QF | Hans Gildemeister | 6-3 1-6 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.