Adolfo Daniel Vallejo leads 4 to 0 over 4 singles meetings since 2023. Last meeting on 15/02/2025 at M25 Punta del Este.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 15/02/2025 | M25 Punta del Este | Quarter-final | clay | Vallejo | 6-2 5-2 |
| 13/01/2025 | Buenos Aires Challenger | Round 1 | clay | Vallejo | 4-6 2-6 |
| 18/03/2024 | Asuncion Challenger | Round 1 | clay | Vallejo | 6-3 3-6 4-5 |
| 15/10/2023 | Corrientes Challenger | Qualifying 1 | clay | Vallejo | 1-6 1-6 |
| clay | Olivo 0 - 4 Vallejo |
| 2025 | Olivo 0 - 2 Vallejo |
| 2024 | Olivo 0 - 1 Vallejo |
| 2023 | Olivo 0 - 1 Vallejo |
133 wins, 146 losses since 2021 (47.7%).
Last matches: D D D D D
180 wins, 119 losses since 2021 (60.2%).
Last matches: D D V D V
Adolfo Daniel Vallejo leads 4 to 0 over 4 singles meetings since 2023.
On 15/02/2025, at M25 Punta del Este (Quarter-final): Adolfo Daniel Vallejo won 6-2 5-2.