Noguera Prieto was born in Santiago on 22 November 1892, the son of Alfredo Noguera Opazo and Manuela Prieto Hurtado. He studied at the Colegio San Ignacio and later at the Faculty of Law of the Pontifical Catholic University of Chile.[1]
He married Luz Larraín Echeverría in Santiago on 21 October 1922; the couple had four daughters.[1]
Dedicated to agricultural activities, he managed several estates: “La Esperanza” in Villa Alegre, his father’s property; “Pahuilmo” in Mallarauco; and his own farm “El Pelvín” in Peñaflor.[1]
A member of the Traditionalist Conservative Party, he served as regidor of the Municipality of Melipilla before entering national politics. He was elected Deputy for the 8th Departamental Group (“Melipilla, San Antonio, San Bernardo and Maipo”) for the 1949–1953 legislative term, assuming office on 24 April 1951 in replacement of Roberto Bravo Santibáñez.[1] During his parliamentary service, he was a member of the Permanent Committee on Agriculture and Colonization, and served as substitute member on the Committees on Internal Government, Public Works and Roads, and Labour and Social Legislation.[1]
He held a prominent role in agricultural institutions, serving as councillor, vice-president, and director of the Sociedad Nacional de Agricultura (SNA). He was also president of the Escuela Agrícola San Vicente, located on the Quinamávida estate in Doñihue, administered by the Casa de Talleres San Vicente de Paul. In addition, he was a member of the Club de La Unión, the Automóvil Club, and the Club de Golf.[1]
Ramón Joaquín Noguera Prieto died in Santiago on 19 March 1975 while retired from public life.[1]