Jean de la Vega, also Jehan de la Vega, was a French traveler and writer of the 16th century. He was a member of the fleet Bertrand d'Ornesan

Bertrand d'Ornesan

Bertrand d'Ornesan, also Bertrand d'Ornezan, Baron de Saint-Blancard, was a French admiral in the service of King Francis I of France...

 which collaborated with the Ottomans under the Franco-Ottoman alliance

Franco-Ottoman alliance

The Franco-Ottoman alliance, also Franco-Turkish alliance, was an alliance established in 1536 between the king of France Francis I and the Turkish ruler of the Ottoman Empire Suleiman the Magnificent. The alliance has been called "the first non-ideological diplomatic alliance of its kind between a...

.

As a member of D'Ornessan's staff, he traveled to Istanbul

Istanbul

Istanbul , historically known as Byzantium and Constantinople , is the largest city of Turkey. Istanbul metropolitan province had 13.26 million people living in it as of December, 2010, which is 18% of Turkey's population and the 3rd largest metropolitan area in Europe after London and...

 on a French galley, and wrote a famous account of his travels, Le Voyage du Baron de Saint Blancard en Turquie. He was a witness of the Siege of Corfu (1537)

Siege of Corfu (1537)

The Siege of Corfu in 1537 was led by the Ottoman Emperor Suleiman the Magnificent, against the Republic of Venice-held island of Corfu. It is part of the Ottoman–Venetian War , one of the numerous Ottoman–Venetian Wars of the period....

, and also witnessed the depredations of the Ottoman fleet in Christian territory.