The Princess of Power Tour is the sixth concert tour by Welsh singer and songwriter Marina, to further promote her sixth studio album Princess of Power (2025). It commenced on 6 September 2025 at the Showbox SoDo in Seattle, United States, and is scheduled to conclude on 6 June 2026 at the Parc del Fòrum in Barcelona, Spain.
On June 9, 2025, Marina announced that she would embark on the Princess of Power Tour with twenty-five dates across North America, marking her sixth concert tour. The pre-sale and general sale dates were announced concurrently. Pre-sales start on June 11, while general sales start on June 13, 2025. Coco & Clair Clair and Mallrat will serve as the opening acts for various dates throughout the tour.
On Monday 27 October, Marina announced the tour would extend into 2026, adding UK dates. Pre-sale started on Wednesday 29 October with general sales on Friday 31 October, 2026. Mikayla Geier and Princess Nokia serve as opening acts across various dates throughout the tour. In December 2025, Australian dates were added for 2026 and will be Marina's first tour to Australia in 15 years since The Family Jewels Tour.