Head to head
0
Hard
2
2
Clay
4
1
Grass
0
Juan Monaco's wins on the left · Florian Mayer's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (9)
| 2015 | Wimbledon | Grass | R128 | Juan Monaco | 6-1 6-2 6-4 |
| 2013 | US Open | Hard | R128 | Florian Mayer | 6-4 6-2 3-0 RET |
| 2013 | Davis Cup WG R1: ARG vs GER | Clay | RR | Juan Monaco | 6-7(4) 6-3 6-3 6-4 |
| 2011 | Hamburg | Clay | R16 | Florian Mayer | 7-5 7-5 |
| 2011 | World Team Championship | Clay | F | Florian Mayer | 7-6(4) 6-0 |
| 2006 | Adelaide | Hard | R32 | Florian Mayer | 6-2 6-4 |
| 2005 | Kitzbuhel | Clay | R64 | Florian Mayer | 5-7 7-6(4) 6-4 |
| 2005 | Casablanca | Clay | R16 | Juan Monaco | 7-6(4) 6-0 |
| 2004 | Kitzbuhel | Clay | R16 | Florian Mayer | 6-4 6-4 |
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.