Parents
- Juan Manuel Pascual Falcó (1828 - 1892), marqués de Almonacid de los Oteros, ambassadeur à Paris
- María Del Pilar Osorio (1829 - 1921), duquesa de Fernán Núñez
Family
- Married on December 10, 1877 in Madrid, with Carlos María Fitz-James Stuart (1849 - 1901), Duke of Berwick, condestable de Navarra, senador do Reino, issuing
Jacobo (1878 - 1953)
Eugenia Sol (1880 - 1962)- Hernando Carlos (1882 - 1936)