The 2023 Monterrey Challenger was a professional tennis tournament played on hard courts. It was the thirteenth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Monterrey, Mexico from 20 to 26 February 2023.
Singles main draw entrants
Seeds
1 Rankings are as of 13 February 2023.
Other entrants
The following players received wildcards into the singles main draw: Ernesto Escobedo Rodrigo Pacheco Méndez James Van Deinse
The following player received entry into the singles main draw using a protected ranking: Bradley Klahn
The following players received entry from the qualifying draw: Guido Andreozzi Nick Chappell Jesse Flores Bernard Tomic Denis Yevseyev Evan Zhu
Champions
Singles
Nuno Borges def. Borna Gojo 6–4, 7–6(8–6).
Doubles
André Göransson / Ben McLachlan def. Luis David Martínez / Cristian Rodríguez 6–3, 6–4.