Wales-related events during the 10th century
This article is about the particular significance of the century 901–1000 to Wales and its people.
905
- The kingdom of Dyfed passes to Hywel Dda as a result of his marriage to Elen, the daughter of Llywarch ap Hyfaidd, following the death of Llywarch's heir, Rhydderch.[1]
920
928
- King Æthelstan of England receives the submission of Welsh kings, including Hywel Dda, and sets the border of Wales at the River Wye.[3]
969
985
986
987
992
999
900
909
916
942
950
953
- Haearnddur, son of Merfyn ap Rhodri (probable)[9]
979
985
986
987
999
- Maredudd ab Owain, King of Gwynedd and Deheubarth
- Morgeneu, Bishop of St David's (in Viking raid)