This project is for those who were born, lived or died in Miami-Dade County, Florida. Miami County was named for the Mayaimi, a Native American tribe that lived around Lake Okeechobee until the 17th or 18th century. Dade County was named for Bvt. Maj. Francis Langhorne Dade. On November 13, 1997, voters changed the name to Miami-Dade County. Cemeteries Cemeteries of Florida Links ...