Philippe Charles François, 3rd Duke of Arenberg (10 May 1663—25 August 1691) was also the 9th Duke of Aarschot.
He became a knight of the Order of the Golden Fleece in 1685.
Like his father, Charles Eugene, 2nd Duke of Arenberg, he was Grand-Bailiff and Captain-General of Hainaut.
The youngest general in the imperial army at the Battle of Slankamen (in modern-day Vojvodina, Serbia), he died from his wounds on August 19, 1691.He married Maria Enrichetta del Carretto, Marchesa de Grana e Savona in Italy, in 1684.
Marie Anne's daughter Marie Henriette de La Tour d'Auvergne, Margravine of Berg-op-Zoom married John Christian, Count Palatine of Sulzbach, and was the mother of Charles Theodore, Elector of Bavaria.