Open Internacional de San Sebastián
The Open Internacional de San Sebastián is a professional women's tennis tournament played on outdoor clay courts in San Sebastián, Spain. The event was originally part of the ITF Women's World Tennis Tour, classified as a $60,000 ITF tournament and first held in 2022.
In 2025, the tournament returned as a WTA 125 event, becoming the '''first WTA tournament ever held in the Basque Country.'''