Archambaud IX of Bourbon (died 15 January 1249), called "Le Jeune" ("The Young"), was a ruler (sire) of Bourbonnais in the modern region of Auvergne, France.
He was the son of Archambaud VIII of Bourbon. He married Yolande I, Countess of Nevers. They had:
Matilda II, Countess of Nevers (d. 1262)
Agnes, Lady of Bourbon (1237 – 7 September 1288); married Jean of Burgundy, Count of Charolais, the son of Hugh IV, Duke of Burgundy.
He died in Cyprus on 15 January 1249 en route to Egypt in support of the Seventh Crusade.