Miss República Dominicana 1977 took place on 15 May 1977 at the Secretaria de Estado de Turismo in Santo Domingo, Dominican Republic. The edition did not feature a traditional pageant; the tourism ministry administratively selected representatives from among 28 provincial candidates. Blanca Aurora Sardiñas (Puerto Plata) was appointed Miss República Dominicana Universe 1977 to compete at Miss Universo 1977, and Jackeline Patricia Hernández (Santo Domingo) was appointed Miss República Dominicana World 1977 for Miss Mundo 1977.