1284 deaths

King of Castile from 1252 to 1284

Italian sculptor and architect (1225–1284)

thumb|377x377px|Tekuder leading his Mongol warriors. Ahmed Tekuder (; ; 10 August 1284), also known as Sultan Ahmad, was the sultan of the Ilkhanate from 1282 to 1284. He was a son of Hulegu and brother of Abaqa. He was eventually succeeded by his nephew Arghun Khan.

King of Cyprus (r. 1267-1284) and King of Jerusalem (r. 1268-1284)

Japanese Regent

French count

Sultan of Rum

English noble

Icelandic writer and lawspeaker (1214-1284)

Countess of Hainaut (c.1230–1284)

13th century Persian statesman and vizier for the Mongols

Son of Alexander III of Scotland and his Queen Consort Margaret of England, and heir to the throne of Scotland

Japanese noble (1223-1284)

German poet and author

sister of the Byzantine emperor Michael VIII Palaiologos

philosopher and dissenter of Islam

Kurdish Muslim Sufi and a prominent disciple of Rumi

Byzantine general

Castilian infante

Ayyubid Emir of Hama (r. 1244–1284)

crusader

Iranian poet and writer

Qonqurtai () was a Mongol prince and viceroy of Anatolia for the Ilkhanate khanate.

Imam of the Zaidi state in Yemen