Chondrosarcomas account for 0.1 % of all head and neck malignancies. Mesenchymal chondrosarcoma is a malignant tumour known to have a biphasic histopathology consisting of undifferentiated small cells and areas of cartilage formation. It is known to be highly aggressive and is associated with poor prognosis. In head neck region, maxilla is the most common bone affected, followed by mandibular body, ramus, nasal septum and paranasal sinuses We describe a rare case of mesenchymal chondrosarcoma of the mandible mimicking a soft tissue sarcoma.