Giovan Giordano Orsini, Duca di Bracciano

Gian Giordano Orsini, IV Lord of Bracciano ( 1460–1517) was an Italian nobleman and condottiero. He married Felice della Rovere and was the son-in-law of Pope Julius II.

Biography Gian Giordano Orsini was born around 1460 in Bracciano. He was the son of Gentile Virginio Orsini, III Lord of Bracciano, and of his wife Isabella Orsini.

In 1482 he was captain of the papal army of Sixtus IV against the Duke of Calabria Alfonso II of Naples. He participated in the Battle of Campomorto alongside the famous Roberto Malatesta.

Napoleone (1500–17 February 1534), condottiero, killed by his half-brother Girolamo. Francesca, who married Giovanni Cardona and later, in 1516, Lorenzo dell’Anguillara. Carlotta, who married Giantommaso Pico della Mirandola on 28 October 1519. They had three sons, Girolamo, Virginio and Giovanni Antonio, and a daughter, Maddalena.

In 1506 he married Felice della Rovere, illegitimate daughter of Cardinal Giuliano della Rovere (from 1513 Pope Julius II)

They had three sons and two daughters:

Giulia Orsini (1507–1537). She married Pietro Antonio Sanseverino, IV prince of Bisignano, and had two daughters, Eleonora "Dianora", poet and wife of Ferdinando de Alarcón y Mendoza; and Felicia, who married Antonio Orsini, V Duke of Gravina. Giulio Orsini (August 1508–1508). He lived only few months. Francesco Orsini (17 May 1512–April 1560). Bishop of Tricarico between 1539 and 1544. Girolamo Orsini (7 July 1513–3 November 1540), V Lord of Bracciano. He married Francesca Sforza di Santa Fiore, daughter of Bosio II Sforza, XI Count of Santa Fiora, and his wife Costanza Farnese, natural daughter of Pope Paulus III. They had a daughter, Felicia (1535–1596), who married Marcantonio II Colonna and had with him seven children, and a son, Paolo Giordano I Orsini, who married first Isabella de' Medici and had with her a daughter, Francesca Eleonora, and a son, Virginio; and later married Vittoria Accoramboni, without issue. Clarice Orsini (1514–before 1562). She married Luigi Carafa della Stadera and had a son, Antonio.

Honours Order of the Ermine - 1487 Order of Saint Michael