Buenos Aires challenger · ATP
Buenos Aires challenger 2023
ChallengerClayBuenos Aires, Argentina8 October – 15 October 2023Prize money: 130,000 USD49 matchesAltitude: 19 mCourt: Medium-fast
Champion Mariano Navone · Final: 6-3 7-5
Final rounds
| Final | Mariano Navone vs Federico Coria | 2-6 6-3 6-4 |
| Semifinal | Federico Coria vs Facundo Diaz Acosta | 6-4 6-4 |
| Semifinal | Mariano Navone vs Luciano Darderi | 2-6 6-4 7-5 |
| Quarterfinal | Facundo Diaz Acosta vs Francisco Comesana | 7-6(5) 4-6 7-6(3) |
| Quarterfinal | Federico Coria vs Jan Choinski | 5-7 7-6(3) 6-3 |
| Quarterfinal | Mariano Navone vs Franco Agamenone | 6-3 6-2 |
| Quarterfinal | Luciano Darderi vs Juan Manuel Cerundolo | 6-3 7-5 |
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