Filippo I d'Este

Filippo I d'Este ( – 13 December 1592) was an Italian nobleman who became the Lord of San Martino and Lanzo, which were later elevated to Marquessates.

Biography Filippo was born in 1537, to Sigismondo II d'Este and his wife Giustina Trivulzio, who was a member of the . In 1561, upon the death of his father in Pavia, where he served as governor, Filippo succeeded his father's titles.

On 25 March 1569, he was granted the Supreme Order of the Most Holy Annunciation. On 20 January 1570, he married Maria of Savoy, Lady of San Martino, the legitimized daughter Duke Emmanuel Philibert of Savoy, on 25 February, for Maria's dowry, he received the territory of Crevacuore. In 1571, he was made the General of the Light Cavalry of the Duke of Savoy.

Upon the death of his wife on October 28, 1580, Filippo inherited the palace in Turin. However, because the Marquisate of Lanzo was technically Maria's personal appanage as her dowry, it was bequeathed to their second-born son, Sigismondo. In 1583, Filippo came into possession of Valentino Castle, which he held until 1586, when he exchanged it with the House of Savoy for Lucento Castle. In May 1588, he became the ambassador on behalf of Savoy to Spain.

In 1591, he was the ambassador to Rome on behalf of Alfonso II d'Este to Pope Gregory XIV, in order to obtain papal confirmation of the ascension of Alfonso.

Filippo was a close friend of the poet Torquato Tasso, who dedicated verses in the Dialogo della Nobiltà to him.

Filippo died on 13 December 1592, in Ferrara.

Issue From his marriage to Maria of Savoy were born:

Beatrice Matilde (1570–1609 or 1611), married on 8 June 1602 Ferrante di Ippolito I Bentivoglio, Marquis of Gualtieri and Magliano (?–1619). Carlo Filiberto I (1571–1652), 2nd Marquis of San Martino in Rio, 3rd Marquis of Borgomanero and Porlezza, 1st Marquis of Santa Cristina and 4th Count of Corteolona; Sigismondo (1572–1628), 2nd Marquis of Lanzo Alfonso (1573–1623), Commander of St. John of the Canton of Modena of the Order of Jerusalem; Margherita (1574 - ?).

Filippo also had an illegitimate son, whom he legitimized:

Francesco (1568–1646), Knight and Governor of San Martino in Rio, who had four sons: Beatrice; Carlo Filiberto; Alfonso; Giustina.