Philip de Lannoy, 2nd Prince of Sulmona

Philip de Lannoy, 2nd Prince of Sulmona  (4 November 1544 - 4 November 1561) was an Italian military leader in Spanish service. At the Battle of Ceresole, he commanded the Neapolitan light cavalry.

He was the son of Charles de Lannoy, 1st Prince of Sulmona.