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From Rodovid EN

Lineage	Ríos
Sex	Male
Full name (at birth)	Ignacio de los Ríos
Parents ♀ Bernabela de Guevara (Ladrón de Guevara) [Leguizamo] ♂ Bautista de los Ríos [Ríos]

Sources

1. ↑ González Valerga, Angélica - "Familias troncales de Cuyo, antepasados y descendientes", Librería Pacota, Córdoba, 1986, pág. 63.

From grandparents to grandchildren