2024 Challenger de Santiago

The 2024 Challenger de Santiago was a professional tennis tournament played on clay courts. It was the 18th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Santiago, Chile between 11 and 17 March 2024.

Seeds

 * 1 Rankings are as of 4 March 2024.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇵🇪 Ignacio Buse
 * 🇧🇷 João Fonseca
 * Matías Soto

The following player received entry into the singles main draw using a protected ranking:
 * 🇬🇧 Paul Jubb

The following player received entry into the singles main draw as an alternate:
 * 🇧🇷 Matheus Pucinelli de Almeida

The following players received entry from the qualifying draw:
 * 🇦🇷 Valerio Aboian
 * 🇷🇴 Gabi Adrian Boitan
 * 🇰🇷 Gerard Campana Lee
 * 🇦🇷 Federico Agustín Gómez
 * 🇦🇷 Mariano Kestelboim
 * 🇧🇷 Orlando Luz

Singles

 * 🇵🇪 Juan Pablo Varillas def. 🇦🇷 Facundo Bagnis 6–3, 6–2.

Doubles

 * 🇧🇷 Fernando Romboli / 🇧🇷 Marcelo Zormann def. 🇧🇴 Boris Arias / 🇧🇴 Federico Zeballos 7–6(7–5), 6–4.