Francis Diogo Romano de Mello (3 March 1908 – 30 September 1976), known professionally as Dioguinho D'Mello, was an Indian writer, singer, playwright, and sailor known for his work in tiatr productions. Referred to as the "Ambassador of the Konkani stage" by writer Fausto V. Da Costa, he was a multilingual singer. Using the pen name Diodem, de Mello wrote for publications such as The Goa Mail and The Goa Times of Bombay. In addition to Mogachi Vodd, he penned several novels including Tambddo Moyekar, Dharunn Calliz, Khotto Put, Konn Zait To Crimidor?, and Ugddas 1901 Vorsacho.