Mateo Rosas de Oquendo (ca.
Born in Spain, he travelled to the New World where he served as Secretary to the Viceroy García Hurtado de Mendoza.
Notarial documentation shows him as engaged in the conquest of Tucumán, where he is named Accountant of Royal Finances and founds the city of La Rioja.
His works are found mainly in two manuscripts, one at the National Library of Spain in Madrid (MS 19381) and the other, Ms. Codex 193, at the Library of the University of Pennsylvania.
Obra completa y poemas relacionados (Lima: Universidad Ricardo Palma / Editorial Universitaria, 2019).