Level, 1 wins each over 2 singles meetings since 2025. Last meeting on 27/08/2026 at M25 Poznan.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 27/08/2026 | M25 Poznan | Round 2 | clay | Guttau | 3-6 6-6 |
| 27/08/2025 | M25 Poznan | Round 1 | clay | Lechno-Wasiutynski | 6-2 6-3 |
| clay | Guttau 1 - 1 Lechno-Wasiutynski |
| 2026 | Guttau 1 - 0 Lechno-Wasiutynski |
| 2025 | Guttau 0 - 1 Lechno-Wasiutynski |
41 wins, 28 losses since 2021 (59.4%).
Last matches: D V V V V
48 wins, 42 losses since 2021 (53.3%).
Last matches: D V D D V
Level, 1 wins each over 2 singles meetings since 2025.
On 27/08/2026, at M25 Poznan (Round 2): Niklas Guttau won 3-6 6-6.