Dafydd ap Gruffydd, Welsh prince (b. 1238)
Dafydd ap Gruffydd (or Dafydd III, angl. David, son of Gruffydd; Welsh pronunciation: [ˈdavɨ̞ð ap ˈɡrɨ̞fɨ̞ð]) (11 July (?) 1238 – 3 October 1283) was Prince of Wales from 11 December 1282 until his execution on 3 October 1283 on the orders of King Edward I of England. He was the last independent ruler of Wales.

1283Oct, 3
Dafydd ap Gruffydd
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Events on 1283
- 8Jul
Battle of Malta
Roger of Lauria, commanding the Aragonese fleet defeats an Angevin fleet sent to put down a rebellion on Malta. - 3Oct
Hanged, drawn and quartered
Dafydd ap Gruffydd, prince of Gwynedd in Wales, is the first nobleman to be executed by hanging, drawing and quartering.