Introduction: Analysis and classifying distal femur fractures is one of the important steps for an orthopaedic surgeon towards a successful outcome in treating these fractures. Few surgeons tried to classify these fractures and we discuss in detail those systems and their clinical relevance . Three classification systems have been discussed below and it has shown the Müller AO classification system remains the ideal classification for these fractures as it is user friendly, easy to document and gives an idea on the prognosis . Keywords : Distal femur fracture, classification, Müller, AO, Hoffa.