See main article: 2023 San Luis Open Challenger.
Antoine Bellier was the defending champion[1] but lost in the first round to Alexis Galarneau.
Tomás Barrios Vera won the title after defeating Dominik Koepfer 7–6(8–6), 7–5 in the final.
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "2023 San Luis Open Challenger – Men's singles".
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