Level, 1 wins each over 2 singles meetings since 2023. Last meeting on 25/03/2024 at M15 Antalya.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 25/03/2024 | M15 Antalya | Qualifying 2 | clay | Sperle | 6-3 7-6(6) |
| 12/09/2023 | M15 Buschhausen | Round 1 | clay | Engel | 6-2 6-3 |
| clay | Sperle 1 - 1 Engel |
| 2024 | Sperle 1 - 0 Engel |
| 2023 | Sperle 0 - 1 Engel |
185 wins, 136 losses since 2021 (57.6%).
Last matches: D V V V D
98 wins, 89 losses since 2021 (52.4%).
Last matches: D D D D V
Level, 1 wins each over 2 singles meetings since 2023.
On 25/03/2024, at M15 Antalya (Qualifying 2): John Sperle won 6-3 7-6(6).