The Monastery of San Salvador of Leyre (Basque: Leireko San Salbatore monasterioa; Spanish: Monasterio de San Salvador de Leyre) is a religious complex to the south of the , in northern Navarre, Spain, representing one of the most important historical monasteries of Spain. The oldest records of the site date from 842, when Íñigo Arista, considered the first king of Pamplona, and Wilesindo, Bishop of Pamplona, made a donation to the monastery. The monastery grew in importance thereafter, acquiring numerous properties and wealth during the first and middle stages of the Kingdom of Navarre, thanks to the privileges and donations made by the Navarrese kings. The monastery was expanded in the twelfth century. Several kings of Navarre were buried there.