Arnold IV, Count of Loon

Arnold IV of Loon (Looz) (died between November 1272 and October 1273; most likely on February 22, 1273), was Count of Loon from 1227 to 1273 and Count of Chiny (as Arnold II) from 1228 to 1268. He was the son of Gérard III, Count of Rieneck and Cunegonde von Zimmern.