Andreína Martínez Founier-Rosado is a Dominican beauty pageant titleholder who was crowned Miss Dominican Republic 2021 and represented the Dominican Republic at Miss Universe 2022, reaching second runner-up.

[2] Martínez was born in Santiago de los Caballeros, Dominican Republic and raised in New York City, United States.

After high school she attended the City College of New York, University of New York where she graduated summa cum laude a bachelor's degree in psychology and Latin American studies.

[citation needed] Martínez won Miss Dominican Republic 2021 on November 7, 2021, at the Salón de Eventos Sambil in Santo Domingo de Guzman.

[3] Having tested positive for COVID-19, Martínez was replaced by first runner-up Debbie Aflalo for Miss Universe 2021.