Ercole Branciforte, 1.Duca di San Giovanni

Ercole Branciforte, 1st Duke of San Giovanni ( – 1616), also 7th Count of Cammarata, was an Italian aristocrat and diplomat who served as ambassador to Emperor Rudolf.

Early life Branciforte was born in in Palermo into the noble Branciforte family. He was eldest son of Girolamo Branciforte, 6th Count of Cammarata (–1568) and Ippolita Settimo (b. ). After his father's death, his mother married Giuseppe Francesco Landriani and had Vittoria Landriani (wife of Tommaso di Carpegna, Count of Carpegna), Ercole's younger half-sister.

Career From his father, he inherited the fiefdoms of Vultano, Buonanotte Pietranigra, La Bruca, Giuffrè, lo Chiuppo, lo Gulfo, Chirubò and il Daini, formerly belonging to Motta S. Agata, and today aggregated to the County of Cammarata. In October 1572, he sold the fiefdom of Pasquale to Andrea Ortulano.

In 1587, the Duchy of San Giovanni was established by King Philip II of Spain and Branciforte was made the first Duke. In 1603, he was Governor of Bianchi di Palermo and was Deputy of the Kingdom in 1615.

Branciforte served as ambassador to Emperor Rudolf and was a Knight of the Order of Saint James of the Sword. and Margherita Ventimiglia e Moncada (daughter of Simone Ventimiglia, 5th Marquess of Geraci). Together, they were the parents of:

Girolamo Branciforte, 2nd Duke of San Giovanni (1582–1622), who married Caterina Gioeni, a daughter of Tomaso II Gioeni, 1st Prince of Castiglione. Agata was the daughter of Ottavio Lanza, 1st Prince of Trabia, 2nd Count of Mussomeli, and Giovanna Orteca Gioeni, Baroness of Valcorrente and Pietratagliata. Together, they were the parents of:

Antonio Branciforte, 1st Prince of Scordia (–1658), who married Giuseppina Campulo, a daughter of Francesco Campulo, Marquess of Martini, and Eleonora de Blaschis. Ottavio Branciforte (1599–1646), who became Bishop of Cefalù and Catania. Luigi Branciforte (–1665), who became Bishop of Melfi e Rapolla; he was appointed by his brother to the dignity Doctor in utroque iure (Civil and Canon Law).

Branciforte died in 1616 and was buried at the Church of Saint Zita in Palermo.

Descendants Through his son Girolamo, he was a grandfather of Francesco Branciforte, 3rd Duke of San Giovanni (–1652), who married Antonia Gaetani and Antonia Notarbartolo, 2nd Princess of Villanova.