- Born on October 1, 1833
- Deceased in 1905, at the approximate age of 71 years
Parents
- Donato Guadagni (1794 - 1878), marchese de Santo Leolino, rentier
- Louise Lee of Apperley (1811 - )
Family
- Married on November 15, 1860 in Caserta, with Luisa Barlow-Hoy (1838 - ), issuing
- Bernardo (1869 - 1940)
Occupations
- lieutenant de la cavalerie bavaroise
- captain of HGM's army