The President's Inauguration Medal (Sinhala: ජනාධිපති ධූරප්‍රාප්ත පදක්කම janādhipathi dhūraprāptha padakkama) was a decoration of the Military of Sri Lanka, granted to all regular servicepersons of the country's armed services in service on 4 February 1978, following a formal recommendation by the tri-service commanders. The decoration commemorated the inauguration of the first executive president of Sri Lanka, J. R. Jayewardene.