Guayaquil challenger · ATP
Guayaquil challenger 2025
ChallengerClayGuayaquil, Ecuador16 November – 23 November 2025Prize money: 100,000 USD49 matchesAltitude: 10 mCourt: Slow
Champion Adolfo Daniel Vallejo · Final: 6-2 6-4
Final rounds
| Final | Adolfo Daniel Vallejo vs Juan Pablo Varillas | 7-5 6-7(7) 6-3 |
| Semifinal | Juan Pablo Varillas vs Federico Agustin Gomez | 6-4 6-4 |
| Semifinal | Adolfo Daniel Vallejo vs Alvaro Guillen Meza | 4-6 6-2 6-3 |
| Quarterfinal | Federico Agustin Gomez vs Andres Andrade | 6-3 2-6 6-4 |
| Quarterfinal | Alvaro Guillen Meza vs Facundo Mena | 6-1 6-4 |
| Quarterfinal | Juan Pablo Varillas vs Hady Habib | 7-5 3-6 6-3 |
| Quarterfinal | Adolfo Daniel Vallejo vs Luciano Emanuel Ambrogi | 6-2 6-4 |
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