A Beautiful smile seems to reflect a certain style of living and the enhancement of facial beauty is one of the primary goals of patients seeking elective dental care. The lower third of the face has a major impact on the perception of the facial esthetic, and the role of a beautiful smile is, therefore, undeniable.An understanding of various facial proportions that has long stood for beauty may provide us with useful guidelines that can be combined with our existing knowledge and applied to our dental work for restoring dental esthetics with reasonable assurance of success.