Eric Adniel Alfaro Calero (born October 3, 1982) is a Puerto Rican politician affiliated with the New Progressive Party (PNP).
Alfaro graduated from Heriberto Domenech High School in 2000, receiving the Ceferino Cordero Award which is given to the student with the highest GPA.
After finishing his bachelor's degree, Alfaro began studying at the Eugenio María de Hostos School of Law in Mayagüez, where he obtained a Juris doctor.
After graduating, Alfaro served as legislative aide of the Government Commission of the House of Representatives of Puerto Rico, under the presidency of Jenniffer González.
Despite winning at the 2012 PNP primaries, Alfaro was defeated at the general elections that same year by José Rodríguez Quiles, from the Popular Democratic Party.