Ruy Gonzáles de Clavijo (d.1412) was the Castilian ambassador to the court of Timur (1336-1405), the founder of the Timurid empire. From 1403 he travelled for King Henry III (1379-1406) of Castile from Spain to Iran and further east to Samarkand, where he arrived on 8th September 1404. The Castilians left Samarkand again on 21st November 1404 and returned in Spain in 1406.