Daniil Ostapenkov leads 2 to 1 over 3 singles meetings since 2022. Last meeting on 19/02/2026 at M15 Monastir.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 19/02/2026 | M15 Monastir | Round 2 | hard | Borg | 6-4 4-3 |
| 03/10/2025 | M25 Sharm ElSheikh | Quarter-final | hard | Ostapenkov | 4-6 0-6 |
| 29/09/2022 | M15 Sharm ElSheikh | Round 2 | hard | Ostapenkov | 4-6 2-5 |
| hard | Borg 1 - 2 Ostapenkov |
| 2026 | Borg 1 - 0 Ostapenkov |
| 2025 | Borg 0 - 1 Ostapenkov |
| 2022 | Borg 0 - 1 Ostapenkov |
164 wins, 136 losses since 2021 (54.7%).
Last matches: D V V V D
151 wins, 83 losses since 2021 (64.5%).
Last matches: D D V D V
Daniil Ostapenkov leads 2 to 1 over 3 singles meetings since 2022.
On 19/02/2026, at M15 Monastir (Round 2): Leo Borg won 6-4 4-3.