The Battle of Rocoux took place on 11 October 1746 during the War of the Austrian Succession, at Rocourt (or Rocoux), near Liège in the Prince-Bishopric of Liège, now modern Belgium. It was fought between a French army under Marshal Saxe and a combined British, Dutch, German and Austrian force led by Charles of Lorraine, John Ligonier and Prince Waldeck.