Richard Fitzalan, 4th Earl of Arundel (c. 1285–1345), was a prominent English nobleman during the medieval period. He was the son of Richard Fitzalan, 3rd Earl of Arundel and Eleanor of Lancaster. Richard played a significant role in the political landscape of England, serving as a loyal supporter of King Edward II and later King Edward III. As the Earl of Arundel, Richard held extensive lands and was involved in various military campaigns, including the Hundred Years' War. He was also known for his contributions to the governance of England, participating in the Parliament and holding various administrative positions throughout his life.