Rajagopal Muthukumaraswamy (2 December 1936 –15 August 2017)[1] was an Indian publisher, librarian, translator and a Tamil scholar.
He is also the Managing Director of South India Saiva Siddhanta Works Publishing Society Ltd., (also known as Kazhagam).
As a writer he has contributed in translating famous English classics such as Kadathapatta David (David Copperfield), Wakefield Pathariyar (The Vicar of Wakefield), Karumani Malar (Black Tulip), Thayathu (Talisman) by Sir Walter Scott, Sirumi Eithi (Heidi) by Johanna Spyri, Indira Priyadharshani & 1008 Commemoration Bibliography.
He has also compiled a bibliography of Tamil books jointly with Dr. S. R. Ranganathan, the father of the Library Movement of India.
V. Subbiah Pillai and his heir apparent R. Muthukumaraswamy had built this library over the years as the place for Tamil imprints'.