Head to head
Rivalry summary
Robert Machan and Armando Cornejo met 1 times on the ATP tour between 1972 and 1972. Robert Machan leads the head-to-head 1–0 against Armando Cornejo.
1
Clay
0
Robert Machan's wins on the left · Armando Cornejo's on the right · bar lengths share one scale
All meetings (1)
| 1972 | Hamburg | Clay | R32 | Robert Machan | 2-6 6-2 6-1 |
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.