Richard (Riccardo) Filangieri (c.1195–1254/63) is an Italian nobleman who plays an important part in the Sixth Crusade in 1228–9 and in the War of the Lombards from 1229–43, where he is in charge of the forces of Frederick II, Holy Roman Emperor, battling forces on the other side, local barons first led by John of Ibelin, the Old Lord of Beirut.

During the first half of Filangieri's career he is a Ghibelline, but during the second a Guelph.

He is a member of the Filangieri family of Campania.