The Marquisate of Forcalquier was a historical territory located in the region of Provence, in southern France. Established in the 12th century, it became an important feudal domain, known for its strategic location and economic significance. The marquisate was ruled by various noble families, contributing to the political landscape of medieval France. In 1250, the marquisate was integrated into the County of Provence, which further expanded its influence. The region is notable for its rich cultural heritage, including architecture and literature, and played a role in the development of the Occitan language.