- Born in 1541 in Bracciano
- Deceased on November 13, 1585, at the approximate age of 43 years
Parents
- Girolamo Orsini ( - 1545), signore di Bracciano
- Francesca Sforza (bef. 1520 - )
Family
- Married in 1553, with Isabella de' Medici (1542 - 1576), issuing
