2016 San Luis Open Challenger Tour

The 2016 San Luis Open Challenger Tour was a professional tennis tournament played on hard courts. It was the 23rd edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in San Luis Potosí, Mexico between 21 and 27 March.

Seeds

 * 1 Rankings are as of March 14, 2016.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇲🇽 Mauricio Astorga
 * 🇲🇽 Lucas Gómez
 * 🇲🇽 Manuel Sánchez
 * 🇲🇽 Tigre Hank

The following player received entry as an alternate:
 * 🇨🇴 Nicolás Barrientos

The following players received entry from the qualifying draw:
 * Marcelo Arévalo
 * 🇨🇿 Robin Staněk
 * 🇦🇷 Agustín Velotti
 * 🇧🇷 Caio Zampieri

Singles

 * 🇷🇸 Peđa Krstin def. Marcelo Arévalo, 6–4, 6–2

Doubles

 * 🇳🇿 Marcus Daniell / 🇳🇿 Artem Sitak def. 🇲🇽 Santiago González / Mate Pavić, 6–3, 7–6(7–4)