Yolanda Vadiz (February 14, 1959–December 8, 1987) was a Puerto Rican soprano. She obtained her Bachelor of Arts in Puerto Rico and her Master's from the Manhattan School of Music and Julliard in New York. While in New York, she sang the lead role in the zarzuela "Doña Francisquita" for the Repertorio Español theater company located at the Gramercy Arts Theater, Off-Broadway. As the winner of the Rome Festival in Italy, she played the role of Susanna in Le Nozze di Figaro. While in Italy, she was hired by RAI Television Network, and sang in front of kings and high dignitaries from different countries.