Head to head
2
Hard
0
1
Clay
0
Guillermo Canas's wins on the left · Kristof Vliegen's on the right · bar lengths share one scale
All meetings (4)
| 2008 | Gstaad | Clay | R16 | Guillermo Canas | W/O |
| 2007 | Roland Garros | Clay | R32 | Guillermo Canas | 6-2 6-2 2-6 6-3 |
| 2004 | Madrid Masters | Hard | R64 | Guillermo Canas | 5-7 7-5 6-1 |
| 2004 | US Open | Hard | R128 | Guillermo Canas | 6-3 4-6 7-5 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.