When was llywelyn ein llyw olaf born?

Llywelyn ap Gruffydd or Llywelyn Ein Llyw Olaf (c. 1223 - 11 December 1282)-meaning Llywelyn, Our Last Leader-was the last prince of an independent Wales before its conquest by Edward I of England (also known as Edward Longshanks). He is sometimes called Llywelyn III of Gwynedd or Llywelyn II of Wales.