Events
Date of Birth: unknown.
Place of Birth: unknown.
Bartrum (Bleddyn ap Cynfyn 26) gives Gwerful a number of 9 in his generational dating system, implying a birth date of, very roughly, about 1300.
Date of Death: unknown.
Place of Death: unknown.
Relationships
Father: Madog o’r Hendwr ab Iorwerth ap Madog.
This relationship is shown by Bartrum (Bleddyn ap Cynfyn 26) and given by Roberts (p. 188).
Mother: Efa ferch Llywelyn ap Gruffudd.
This relationship is shown by Bartrum (Bleddyn ap Cynfyn 26).
Spouse: Gronwy ap Tudur ap Gronwy ab Ednyfed Fychan.
This relationship is shown by Bartrum (Bleddyn ap Cynfyn 26; Marchudd 12).
Children:
(Complete source citations for facts about the children on this page are currently outside of the scope of this project. Most information below comes from Bartrum.)
Hywel (died about 1367), archdeacon of Môn.
Tudur (died about 1367) married (1) Mallt ferch Madog; married (2) Margred ferch Thomas.
Gruffudd.
Gwerful married Madog Goch.
Gwenllian married Iorwerth Goch.
Gwenllian married Iorwerth ap 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 Gwerful are: Peniarth 131 (99), written by Gutun Owain about 1480; Peniarth 131 (63), written early in the reign of Henry VIII; Peniarth 129 (61, 74), copied about 1500 from a 1497 MS by Gutun Owain; Peniarth 127 (25), written by Syr Thomas ap Ieuan ap Deicws between about 1510 and 1523.]
Roberts, Glyn. Aspects of Welsh History. (University of Wales Press, 1969).