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