| 2025 Antofagasta Challenger | ||||
|---|---|---|---|---|
| Date | 29 September – 5 October | |||
| Edition | 3rd | |||
| Surface | Clay | |||
| Location | Antofagasta, Chile | |||
| Champions | ||||
| Singles | ||||
 Cristian Garín | ||||
| Doubles | ||||
 Gonzalo Escobar / Miguel Ángel Reyes-Varela | ||||
| ||||
The2025Antofagasta Challenger was a professionaltennis tournament played onclay courts. It was the third edition of the tournament which was part of the2025 ATP Challenger Tour. It took place inAntofagasta, Chile between 29 September and 5 October 2025.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 USA | Emilio Nava | 90 | 1 |
| CHI | Cristian Garín | 124 | 2 |
 BOL | Hugo Dellien | 126 | 3 |
| CHI | Tomás Barrios Vera | 133 | 4 |
 ITA | Francesco Maestrelli | 154 | 5 |
 LBN | Hady Habib | 172 | 6 |
 AUT | Lukas Neumayer | 175 | 7 |
 ARG |
1 Rankings are as of 22 September 2025.[1]
The following players received wildcards into the singles main draw:
Facundo Bagnis Daniel Antonio Núñez Benjamín TorrealbaThe following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Joaquín Aguilar Cardozo Luciano Emanuel AmbrogiFranco RoncadelliJuan Bautista TorresGonzalo Villanueva Carlos María ZárateThe following player received entry as a lucky loser:
Cristian Garín def.Facundo Díaz Acosta 2–6, 6–3, 6–3.Gonzalo Escobar /Miguel Ángel Reyes-Varela def.
Luís Britto /Matheus Pucinelli de Almeida 6–3, 4–6, [10–6].