2023 MundoTenis Open

The 2023 MundoTenis Open was a professional women's tennis tournament played on outdoor clay courts. It was the first edition of the tournament, a WTA 125 event of the WTA 125 season and the fifth of the Brasil Tennis Cup to take place in Florianópolis, Brazil from November 20 to 26, 2023. The tournament was last held in 2016 before the Rio Olympics as a WTA International tournament.

Seeds

 * Rankings are as of November 13, 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇧🇷 Carolina Alves
 * 🇧🇷 Carolina Bohrer Martins
 * 🇧🇷 Gabriela Cé
 * 🇺🇸 Emma Navarro
 * 🇦🇺 Ajla Tomljanović

The following players received entry from the qualifying draw:
 * 🇺🇸 Makenna Jones
 * 🇺🇸 Jamie Loeb
 * Conny Perrin
 * 🇷🇴 Anca Todoni

Seeds

 * Rankings are as of November 13, 2023.

Singles

 * 🇦🇺 Ajla Tomljanović def. 🇦🇷 Martina Capurro Taborda, 6–1, 7–5

Doubles

 * 🇮🇹 Sara Errani / 🇫🇷 Léolia Jeanjean def. 🇩🇪 Julia Lohoff / Conny Perrin, 7–5, 3–6, [10–7]