SEISYLLWG

SEISYLLWG, DEHEUBARTH & GWYNEDD KINGDOMS

[GWYN281] King Rhodri Mawr ap Merfyn Frych m1. [SEIS292] Angharad ferch Meurig
. [GWRI291] King Cadell ap Rhodri Mawr m. ?
. . [GWRI311] King Hywel Dda ap Cadell m. [DYFE292] Elen ferch Llywarch
. . . [GWRI322] Angharad ferch Hywel Dda m. [POW6291] Tudur Trefor ab Ymyr
. . . [GWRI321] King Owain ap Hywel Dda m. [MERF313] Angharad ferch Llywelyn
. . . . [OWAI331] Einion ab Owain m. ?
. . . . [GWRI331] King Maredudd ab Owain m. ?
. . . . . [GWRI342] Angharad ferch Maredudd m1. [GWYZ321] King Llywelyn ap Seisyll
. . . . . [GWRI343] Angharad ferch Maredudd m2. [MADO331] Cynfyn ap Gwerystan

38. [GWRI291] Cadell (ap [GWYN289] Rhodri mawr by Angharad, see GWYNEDD KINGDOM (1)) was King of Seisyllwg (878-909), and died 909.

37. [GWRI311] Hywel dda (born c.880, ap Cadell) married (c.904) [DYFE292] Elen (ferch Llywarch, see DYFED KINGDOM), and was King of Dyfed (905-50), King of Seisyllwg (920-50), King of Powys (942-50), and died 950.

36. [GWRI322] Angharad (ferch Hywel) married [POW6291] Tudur Trefor (ab Ymyr, see POWYS (6)).

36. [GWRI321] Owain (ap Hywel dda) married [MERF313] Angharad (born c.900, ferch Llywelyn, see MERFYN). Owain was King of Deheubarth (950-986, abdicated), and died 988.

33. [OWAI331] Einion (ab Owain), (see SEISYLLWG (2) below for further details).

35. [GWRI331] Maredudd (born c.935, ab Owain) was King of Deheubarth & Gwynedd (986-99), and died 999.

32-34. [GWRI349] Angharad (ferch Maredudd) married 1. [GWYZ321] Llywelyn (ap Seisyll, see GWYNEDD KINGDOM (2)); then 2. [MADO331] Cynfyn (ap Gwerystan, see POWYS KINGDOM (2)).

SEISYLLWG (2)

[GWRI321] King Owain ap Hywel Dda m. [MERF313] Angharad ferch Llywelyn
. [OWAI331] Einion ab Owain m. ?
. . [RHYS331] Cadell ab Einion m. ?
. . [OWAI343] Gwenllian ferch Einion m. [GWY8321] Elystan Glodrydd
. . [OWAI341] Gronwy ab Einion m. [MERW334] Aethelfleda of Mercia
. . . [OWAI351] Edwin ap Gronwy m. [MADO343] Iwerydd ferch Cynfyn ap Gwerystan
. . . . [OWAI361] Owain ab Edwin m. [POW5342] Morwyl ferch Ednywain Bendew I
. . . . . [OWAI372] Angharad ferch Owain m. [GWYN351] King Gruffydd ap Cynan
. . . . . [OWAI371] Gronwy ab Owain m. [MWYN352] Genilles ferch Hoedlyw
. . . . . . [OWAI383] Rhael ferch Gronwy m. [GWY9371] Llywarch ap Bran

33. [OWAI331] Einion (ab Owain ap Hywel dda, see above) was Ruler of Deheubarth, and was killed in a skirmish with the chiefs of Gwent (984).

31. [RHYS331] Cadell (born c.985, ab Einion). is described under SOUTH WALES PRINCES.
31. [OWAI343] Gwenllian (ferch Einion) married [GWY8321] Elystan Glodrydd (see GWYNEDD (8)).

32. [OWAI341] Gronwy (born c.980, ab Einion) married [MERW334] Aethelfleda (ferch Earl Edwin, see MERCIA EARLDOM (1)).

31. [OWAI351] Edwin (born c.1020, ap Gronwy), Lord of Tegeingl (Flintshire), married [MADO343] Iwerydd (ferch Cynfyn ap Gwerystan, see POWYS KINGDOM (2)), and died 1073.

30. [OWAI361] Owain (born c.1044, ab Edwin) married [POW5342] Morwyl (ferch Ednywain Bendew I, see POWYS (5)). He was a landowner in Tegeingl (modern Flint). He died 1105.

29. [OWAI372] Angharad (ferch Owain) married [GWYN351] King Gruffydd (ap Cynan, see GWYNEDD KINGDOM (1)).

28. [OWAI371] Gronwy (born c.1073, ab Owain) married [MWYN352] Genilles (ferch Hoedlyw, see MWYNTYRCH), and died 1124.

27. [OWAI383] Rhael (born c.1111, ferch Gronwy) married [GWY9371] Llywarch (ap Bran, see GWYNEDD (9)).