- Jan 16 Edmund Crouchback, English prince and son of Henry III of England, born in London (d. 1296)
- Apr 3 Philips III, King of France (1270-85), born in Poissy, France (d. 1285)
- Apr 30 Philip III "the Bold", King of France (1270-85), born in Poissy, France (d. 1285)