 He was also a nobleman and Grandee of Spain.Riquer was born in Barcelona in 1914, the grandson of Alexandre de Riquer i Ynglada, from whom he rehabilitated the noble title Count of Casa Dávalos in 1956, because it was in situation of expiry.He fought in the Spanish Civil War for the Nationalist side, in the Terç de Requetès de la Mare de Déu de Montserrat and later the propaganda service under Dionisio Ridruejo's direction.