Seetha Seneviratne (Seetha; née Molamure) was a Ceylonese politician. She was a member of the Senate of Ceylon. She contested three elections from Pelmadulla and Balangoda from the United National Party unsuccessfully. She was appointed to the Senate in 1967 and had served as the Chairperson of the National Council for Child and Youth Welfare.
She was the daughter of Sir Francis Molamure and Lady Adeline Molamure. She married Leopold James de S. Seneviratne of the Ceylon Civil Service who went on the serve as Secretary to the Treasury. Their children were Lakshman Chandra Seneviratne (L. C. Seneviratne), President's Counsel and Sunethra Seneviratne who married Sepala Ilangakoon who was the Chairman and Managing Director of Mackwoods Estates as well as Chairman of the Tea Board.