[8] He was the second child of Arturo Cintrón Gonzalez, a businessman, and Herminia Garcia Mercado, a school teacher.

[1] After his mayoral service, Cintron Garcia served as Puerto Rico's Secretary of Commerce from 1977 to 1984 under Governor Carlos Romero Barceló.

[8] He served as a sergeant in the United States Army during World War II and decades later retired as a Colonel in the Puerto Rico National Guard.

[8] However, on 3 February 2011, the bill had been denounced by Ramón Torres Morales, president of the PPD in Ponce, for allegedly conflicting with the Law of Autonomous Municipalities of Puerto Rico.

[18] The Puerto Rico & Virgin Islands chapter of the American Legion dedicated its 89th convention in his honor in June 2012.

[20] In 2021 Juan H. Cintrón García was posthumously inducted to the Puerto Rico Veterans Hall of Fame.