Guido Ivan Justo leads 2 to 1 over 3 singles meetings since 2026. Last meeting on 18/06/2026 at Asuncion Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 18/06/2026 | Asuncion Challenger | Quarter-final | clay | Justo | 6-3 6-0 |
| 13/06/2026 | San Miguel de Tucuman Challenger | Semi-final | clay | Ambrogi | 6-4 5-7 0-4 |
| 14/04/2026 | Santa Cruz de la Sierra Challenger | Round 1 | clay | Justo | 6-4 3-6 7-5 |
| clay | Justo 2 - 1 Ambrogi |
| 2026 | Justo 2 - 1 Ambrogi |
166 wins, 99 losses since 2021 (62.6%).
Last matches: D D V D V
181 wins, 116 losses since 2021 (60.9%).
Last matches: D V D V D
Guido Ivan Justo leads 2 to 1 over 3 singles meetings since 2026.
On 18/06/2026, at Asuncion Challenger (Quarter-final): Guido Ivan Justo won 6-3 6-0.