May 11 Mahmud Ghazan, Mongol ruler (b. 1271) died on this day in history.
May 23 In the year 1304 death of jehan de Lescurel, French poet and composer
Jul 07 On this day in history benedict XI, [Niccolo Boccasini], Pope (1303-04), dies
Aug 17 Emperor Go-Fukakusa of Japan (b. 1243) died in the year 1304.
Aug 22 John II, Count of Hainaut (b. 1247) died on this day in history.
Sep 27 John de Warenne, 7th Earl of Surrey, English soldier died in the year 1304.