Harsha de Silva (Sinhala: හර්ෂ ද සිල්වා born 30 August 1964) is a Sri Lankan economist and politician. He is a Member of Parliament for the Colombo District and former Non-Cabinet Minister of Economic Reforms and Public Distribution; State Minister of National Policies and Economic Affairs; and Deputy Minister of Foreign Affairs. He is a member of Samagi Jana Balawegaya.