A diferencia de lo que siempre se ha sostenido, el poeta limeño José María Ernán Eguren Rodríguez formó parte de una familia numerosa, como era usual en los siglos que nos precedieron.2 Tuvo siete hermanos, a saber: Isaac Manuel, Jorge Luis, María Luisa, Susana, Angélica, Esther y Rosalva.3 Estas dos últimas se casaron con Aurelio Rodrigo Marsano y Nicolás Koechlin, respectivamente; Susana, Angélica y María Luisa se quedaron solteras. Lo cierto es que poco o nada se ha escrito sobre el entorno familiar del poeta. 

In this article, the author highlights unknown aspects of the life of José María Eguren and his family. By correcting inaccurate information that has been widely disseminated and adding data previously ignored, it describes the career of Isaac and Jorge Luis Eguren, both brothers of the poet. The researcher stresses the participation of both characters in the cultural, social and economic life of Peru at critical junctures. It also links Isaac and Jorge Luis with leading political personalities of their time.