Level, 1 wins each over 2 singles meetings since 2024. Last meeting on 25/09/2024 at Antofagasta Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 25/09/2024 | Antofagasta Challenger | Round 2 | clay | Vallejo | 6-3 5-2 |
| 13/07/2024 | Iasi Challenger | Semi-final | clay | Dellien | 7-6(4) 6-2 |
| clay | Dellien 1 - 1 Vallejo |
| 2024 | Dellien 1 - 1 Vallejo |
221 wins, 138 losses since 2021 (61.6%).
Last matches: D V D V D
182 wins, 120 losses since 2021 (60.3%).
Last matches: D V V D D
Level, 1 wins each over 2 singles meetings since 2024.
On 25/09/2024, at Antofagasta Challenger (Round 2): Adolfo Daniel Vallejo won 6-3 5-2.