See main article: article and 2023 Oeiras CETO Open.
Jéssica Bouzas Maneiro and Guiomar Maristany were the defending champions[1] but chose not to participate.
Fernanda Contreras and Ingrid Gamarra Martins won the title, defeating Jesika Malečková and Renata Voráčová in the final, 6–3, 6–2.