My husband Miguel Angel Alonso Artieda was the son of Miguel alonso Quesada, 5th child of Spanish diplomat to Cuba who married a Quesada. His siblings were Pedro,Cristina,Damaso and Carmen Gloria. Deeds to property in Camaguey,Cuba show family relations with Loynaz family .
A cousin, the poetisa of Cuba,Gertrudis Gomez de Avellaneda died in the Madrid home of Carmen Gloria. The Marques de Santa Lucia was frequently mentioned , possibly as married to a cousin. Do you have any info?