Definition of Llewelyn in English:

Llewelyn

proper noun

  • (died 1282), prince of Gwynedd in North Wales; also known as Llywelyn ap Gruffydd. Proclaiming himself prince of all Wales in 1258, he was recognized by Henry III in 1265. His refusal to pay homage to Edward I led the latter to subjugate Wales 1277–84; Llewelyn died in an unsuccessful rebellion.

Pronunciation:

Llewelyn

/ˌlo͝oˈelən/