Colonel Antulio Segarra Guiot (January 20, 1906 – September 14, 1999) was a United States Army officer who in 1943 became the first Puerto Rican in history to command a Regular Army Regiment. Segarra served as Military Aide to the Military Governor of Puerto Rico Theodore Roosevelt Jr. and during World War II commanded the 65th Infantry Regiment.
Carlos Eugenio Chardón Palacios (28 September 1897 – 7 March 1965) was the first Puerto Rican mycologist, a high-ranking official in government on agriculture during the 1920s, the first Puerto Rican appointed as Chancellor of the University of Puerto Rico (1931–1935), and the head of the Puerto Rico Reconstruction Administration in the mid-to late 1930s during the Great Depression. He was also known as "the Father of Mycology in Puerto Rico". He discovered that the aphid "Aphis maidis" was the vector of the sugar cane Mosaic virus. Mosaic viruses are plant viruses.
In the 1920s, he was appointed as Commissioner of Agriculture and Labor. In that position, he traveled in Central and South America, aiding agricultural programs in Colombia, Venezuela, Bolivia and Dominican Republic. After serving as a university administrator and head of a major agency, he returned to his academic work in the fields of land use and agriculture in 1940 and later. He published several books on his studies in Puerto Rico and Latin America.
Luis Vigoreaux Rivera (April 12, 1928 – January 17, 1983) was a Puerto Rican radio and television show host, announcer, comedian and producer. Vigoreaux was considered a pioneer in the television business in Puerto Rico, and enjoyed success with several radio and television shows throughout his career.
Vigoreaux was brutally murdered on January 17, 1983. His wife, Lydia Echevarría, was convicted in 1986 of planning the murder, along with hitmen Papo Newman and David López-Watts.