Ugo de Grenet

• 
• Born on September 21, 1911 in Livorno
• Deceased on January 24, 1978 in Rome, at the age of 66 years

Parents

• Mario de Grenet (1883 - 1958), officier de marine
• Laura Gaetani dell'Aquila d'Aragona (1887 - )

Family

• Married on October 4, 1936, with Amalia de' Sangro (1907 - 1992), principessa di Fondi