Dominic Thiem defeated Jan Lennard Struff 7-6 6-4 in the St. Petersburg round of 16 on carpet. The result followed the form book — Dominic Thiem came in leading the head-to-head 2–1. Dominic Thiem extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-01-16 | Australian Open | R128 | hard | Dominic Thiem | 4-6 6-4 6-4 6-3 |
| 2016-04-11 | Monte Carlo Masters | R64 | clay | Dominic Thiem | 1-6 6-3 6-4 |
| 2015-01-12 | Auckland | R32 | hard | Jan Lennard Struff | 6-7(6) 6-4 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.