Head to head
1
Hard
1
0
Clay
1
Leonardo Mayer's wins on the left · Jarkko Nieminen's on the right · bar lengths share one scale
All meetings (3)
| 2015 | Miami Masters | Hard | R64 | Leonardo Mayer | 6-4 7-6(5) |
| 2014 | Kuala Lumpur | Hard | R16 | Jarkko Nieminen | 7-6(5) 6-4 |
| 2014 | Bucharest | Clay | R32 | Jarkko Nieminen | 6-3 3-6 7-6(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.