Señorita República Dominicana 1988 was held on 12 October 1987 at Casa de España, Santo Domingo, with 21 contestants representing their provinces. Patricia María Jiménez Brito (Duarte) won and would represent the country at Miss Universe 1988. María Josefina Martínez Marte was Señorita Mundo República Dominicana (Miss World 1988 delegate), and Eva Rosa Reynosa Durán was Señorita República Dominicana Café (Reinado Internacional del Café 1988). Other finalists took part in additional international pageants.