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.