Head to head
1
Hard
1
1
Clay
4
Igor Andreev's wins on the left · Juan Monaco's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2012 | Vina del Mar | Clay | R16 | Juan Monaco | 6-2 6-1 |
| 2010 | Rome Masters | Clay | R64 | Juan Monaco | 7-6(4) 7-5 |
| 2008 | Rome Masters | Clay | R32 | Igor Andreev | 4-6 6-1 6-4 |
| 2007 | Madrid Masters | Hard | R64 | Juan Monaco | 6-7(5) 6-0 6-4 |
| 2005 | New Haven | Hard | R64 | Igor Andreev | 6-3 6-4 |
| 2005 | Hamburg Masters | Clay | R64 | Juan Monaco | 6-2 6-7(5) 6-1 |
| 2005 | Barcelona | Clay | R64 | Juan Monaco | 6-3 2-6 6-3 |
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.