20th-century Puerto Rican businesspeople

Ramiro L. Colón (1904–1983), was the general manager of the Cooperativa de Cafeteros de Puerto Rico. He reorganized the company during its time of crisis and is credited with having saved the coffee industry in Puerto Rico.

Gildo Massó González (December 8, 1926 – January 15, 2007) was the founder and CEO of Masso Enterprises and the developer of the concept of "build it yourself" low-cost houses.

Isabel Luberza Oppenheimer (23 July 1901 – 4 January 1974), better known as "Isabel la Negra", was a Puerto Rican brothel owner and madam in barrio Maragüez, Ponce, Puerto Rico. Her name and her brothel, Elizabeth's Dancing Club, became part of Puerto Rican folklore both during her life and posthumously.