Diu may refer to:Diu, India, a city in Diu district in the union territory of Dadra and Nagar Haveli and Daman and Diu, India Diu district, part of the union territory of Dadra and Nagar Haveli and Daman and Diu Diu Island, an island and part of Diu district Daman and Diu, parliamentary constituency in India Daman and Diu, former union territory of India, now part of Dadra and Nagar Haveli and Daman and Diu Goa, Daman and Diu, former union territory of India, divided into Goa and Daman and Diu Diu Head, a headland in the Arabian Sea Diu (Cantonese), a Cantonese profanity Buth Diu, Sudanese politician