Llywelyn ap Seisyll

Llywelyn ap Seisyll
King of Gwynedd
Reign1018–1023
PredecessorAeddan ap Blegywryd
SuccessorIago ab Idwal ap Meurig
Died1023
SpouseAngharad ferch Maredudd
IssueGruffydd ap Llywelyn
FatherSeisyll

Llywelyn ap Seisyll (died 1023) was a king of Gwynedd in the 11th century who ruled over the Welsh kingdoms of Gwynedd, Powys and Deheubarth.[1]

  1. ^ "Llywelyn ap Seisyll". geni.com.

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