Mar 7 Gwijde van Dampierre, count of Flanders/count of Namur, dies at 78 Apr 4 Joan I, Queen of Navarre, Countess of Champagne and Queen of France as wife of Philip IV, dies allegedly in childbirth at 32 Jun 21 Wenceslaus II, King of Bohemia & Poland (1278-1305), dies, likely of tuberculosis, at 33 William Wallace (c. 1270-1305) Aug 23 disemboweled and beheaded at Smithfield, London Sep 10 Nicholas van Tolentino, Italian saint, dies Oct 4 Emperor Kameyama of Japan (b. 1249) Nov 18 John II, Duke of Brittany (b. 1239) 1304 Famous Deaths by Year 1306 Famous People by Cause of Death Assassination Car Crash Hanging Killed in Action Plane Crash Poisoning