Question: Who is Infante Francisco De Paula, Duke Of Cádiz's maternal grandfather?
Sentence (from "Infante Francisco de Paula, Duke of Cádiz"): Infante Francisco de Paula of Spain (10 March 1794 – 13 August 1865) was an Infante of Spain and the youngest son of Charles IV of Spain and Maria Luisa of Parma.
Relevant evidence: Yes