Sacral chordoma is the most common primary bone tumour bone in the sacrum. Though the incidence of chordoma is rare. Chordoma is divided into subcategories such as conventional chordoma, chondroid and dedifferentiated. Within these three categories the rare. Among the rarity, women and young adult were the least population to be diagnosed. We presented a case of a young female with dedifferentiated sacral chordoma.