Curitiba challenger · ATP
Curitiba challenger 2025
ChallengerClayCuritiba, Brazil12 October – 19 October 2025Prize money: 100,000 USD49 matchesAltitude: 922 mCourt: Medium-slow
Champion Adolfo Daniel Vallejo · Final: 6-3 6-7(2) 6-3
Final rounds
| Final | Adolfo Daniel Vallejo vs Pedro Boscardin Dias | 6-3 7-5 |
| Semifinal | Pedro Boscardin Dias vs Roman Andres Burruchaga | 2-6 6-2 6-4 |
| Semifinal | Adolfo Daniel Vallejo vs Joao Eduardo Schiessl | 6-4 6-4 |
| Quarterfinal | Pedro Boscardin Dias vs Juan Carlos Prado Angelo | 6-4 6-4 |
| Quarterfinal | Roman Andres Burruchaga vs Gonzalo Bueno | 6-1 6-1 |
| Quarterfinal | Joao Eduardo Schiessl vs Daniel Dutra da Silva | 6-2 6-3 |
| Quarterfinal | Adolfo Daniel Vallejo vs Marcelo Tomas Barrios Vera | 6-3 6-7(2) 6-3 |
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