2023-10-02 Campinas (c)

The 2023 Campeonato Internacional de Tênis de Campinas was a men's tennis tournament played on outdoor clay courts in Campinas, Brazil, that was part of the Challenger 100 series of tournaments on the 2023 ATP Challenger Tour. It was the 12th edition of the Campeonato Internacional de Tênis de Campinas and was held 2–8 October.