Ruppenthal Genealogy . . .

Bleddyn ap Cynfyn, king of Powys
abt 1025, Montgomeryshire Wales - 1075 (murdered by his cousin, Rhys ap Owain [Edwin])

(unknown) verch Hywel
abt 1038 - bfr 1064
Married: ?? - ??

Haer verch Merion
abt 1045, Gest near Penmorga, Caernarvonshire Wales - ??, Caernarvonshire Wales
Married: ?? - ??

Madog ap Bleddyn
1053, Montgomeryshire Wales - 1088 (killed during a raid into Deheubarth)

Rhirid ap Bleddyn
abt 1054, Montgomeryshire Wales - 1088 (killed during a raid into Deheubarth)

Cadwgan ap Bleddyn, king of Powys
abt 1055 - abt 1111, Welshpool, Powys, Trailwn Wales (killed by his nephew, Madog ap Rhiryd ap Bleddyn)

Gwenllian verch Bleddyn
[mother: (unknown) verch Hywel]
abt 1055 - ??

Iorwerth ap Bleddyn
abt 1055, Powys, Montgomeryshire Wales - abt 1111

Denis verch Bleddyn
abt 1056 - ??

Llywarch ap Bleddyn
abt 1058 - ??

Maredudd ap Bleddyn
[mother: Haer verch Merion]
abt 1065, Montgomeryshire Wales - February 9, 1132, Powys, Montgomeryshire Wales

Hunydd verch Bleddyn
[mother: Haer verch Merion]
abt 1066 - ??

Efa verch Bleddyn
?? - ??