Head to head
2
Hard
3
1
Clay
0
0
Grass
1
Andreas Seppi's wins on the left · Gilles Muller's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2018 | Sofia | Hard | R16 | Gilles Muller | 4-6 7-6(5) 7-6(2) |
| 2017 | 's-Hertogenbosch | Grass | R16 | Gilles Muller | 7-6(5) 6-4 |
| 2017 | Miami Masters | Hard | R64 | Gilles Muller | 7-6(3) 7-6(1) |
| 2016 | Rotterdam | Hard | R32 | Gilles Muller | 4-6 7-6(2) 6-4 |
| 2012 | Belgrade | Clay | QF | Andreas Seppi | 6-4 6-3 |
| 2011 | Basel | Hard | R32 | Andreas Seppi | 7-6(4) 6-7(5) 6-2 |
| 2007 | Davis Cup G1 PO: ITA vs LUX | Hard | RR | Andreas Seppi | 6-1 6-1 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.