The Iași Open (known as the Concord Iași Open for men and Unicredit Iași Open for women) is a professional tennis tournament played on clay courts. It is currently part of the WTA Tour and the ATP Challenger Tour. It is held annually in Iași, Romania since 2020 for the men and since 2022 for the women. It is a WTA 250 event since 2024. In 2025 it replaced the Hungarian Grand Prix on the WTA Tour calendar.