Juan Manuel La Serna leads 3 to 1 over 4 singles meetings since 2024. Last meeting on 26/10/2025 at M15 Santiago.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 26/10/2025 | M15 Santiago | Final | clay | Cardozo | 6-2 5-4 |
| 21/09/2025 | Buenos Aires Challenger | Qualifying 1 | clay | Serna | 4-6 4-5 |
| 04/04/2025 | M25 Chacabuco | Quarter-final | clay | Serna | 7-5 6-7(2) 3-6 |
| 17/03/2024 | M15 Punta del Este | Final | clay | Serna | 3-6 4-5 |
| clay | Serna 3 - 1 Cardozo |
| 2025 | Serna 2 - 1 Cardozo |
| 2024 | Serna 1 - 0 Cardozo |
139 wins, 94 losses since 2021 (59.7%).
Last matches: D V V D V
110 wins, 55 losses since 2021 (66.7%).
Last matches: V V V V V
Juan Manuel La Serna leads 3 to 1 over 4 singles meetings since 2024.
On 26/10/2025, at M15 Santiago (Final): Joaquin Aguilar Cardozo won 6-2 5-4.