Louis I d'Orléans, Duke of Longueville (1480 – Beaugency, 1 August 1516), was a French aristocrat and general, Grand Chamberlain of France and governor of Provence.
Louis was the second son of François I, Duke of Longueville, and Agnes of Savoy.
On 16 August 1513, Louis was taken prisoner by the English at the battle of the Spurs[2] when he attempted to bring relief to the siege of Thérouanne.
He was sent to Catherine of Aragon, who first lodged him in the Tower of London while she dealt with the Scottish invasion and the battle of Flodden.
[3] He stood in for Louis XII of France in the marriage ceremony with Mary Tudor in Greenwich Palace on 13 August 1514.