Ada Aimée de la Cruz Ramírez (born June 15, 1986, in Villa Mella) is a Dominican model and beauty pageant titleholder who was crowned Miss Dominican Republic 2009 and placed 1st Runner-Up at Miss Universe 2009.

Ada was born in Villa Mella and raised in Villa Altagracia and returned to Santo Domingo at the age of 14, lives with her mother Ana Martínez Ramírez, grandparents Celeste Ramírez and Ventura Garabito, her younger brother Adrián and her little cousin.

She also competed in the Miss Dominican Republic Universe 2007, where she remained among the Top 10 semifinalists.

In swimsuit, she was awarded 9.189, despite achieving the highest overall score, de la Cruz was the eventual first runner up.

She is one of only nine former Miss World semifinalists to place in the Miss Universe semifinals, the others being Michelle McLean of Namibia in 1992, Christine Straw of Jamaica in 2004, Yendi Phillipps also of Jamaica in 2010, Patricia Yurena Rodríguez of Spain in 2013, Olivia Jordan of the USA in 2015, Catriona Gray of the Philippines in 2018, and Julia Gama of Brazil and Andrea Meza of Mexico both in 2020 (coincidentally de la Cruz, Phillips, Rodriguez, and Gama all finished as 1st Runner-Up).