Iorwerth ap Madog ap Gruffudd

Events

Date of Birth: unknown.

Place of Birth: unknown.

Bartrum (Bleddyn ap Cynfyn 26) gives Iorwerth a number of 7 in his generational dating system, implying a birth date of, very roughly, about 1230.

Date of Death: unknown.

Place of Death: unknown.

Relationships

Father: Madog ap Gruffudd ab Owain Brogyntyn.

This relationship is shown by Bartrum (Bleddyn ap Cynfyn 26).

Mother: unknown.

Spouse: Lleucu ferch Llywelyn ap Griffri.

This relationship is shown by Bartrum (Bleddyn ap Cynfyn 26).

Children:

Madog o’r Hendwr married Efa ferch Llywelyn.

References

Bartrum, Peter C., “Bleddyn ap Cynfyn 26” in An Electronic Version of Welsh Genealogies AD 300-1500.

[The sources that Bartrum cites for Iorwerth are: Peniarth 129 (50, 74, 92), copied about 1500 from a 1497 MS by Gutun Owain; and Peniarth 127 (25, 151), written by Syr Thomas ap Ieuan ap Deicws between about 1510 and 1523.]