The Apalachee were an Indigenous people of the Southeastern Woodlands, specifically an Indigenous people of Florida, who lived in the Florida Panhandle until the early 18th century. They lived between the Aucilla River and Ochlockonee River, at the head of Apalachee Bay, an area known as the Apalachee Province. They spoke a Muskogean language called Apalachee, which is now extinct.