The St. John Genealogy Project
Origin and Ancestry DNA Database & Electronic Archive
![]() |
Dafydd ab Ieuan |
![]() ![]() |
![]() |
Gwenllian ferch Ieuan |
![]() ![]() |
![]() |
[unknown] ab Ieuan |
![]() ![]() |
![]() |
Elen ferch Trahaearn |
![]() ![]() |
![]() |
Anne ferch Trahaearn |
![]() ![]() |
![]() |
Ieuan ap Trahaearn, arglwydd of Baeli-brith |
![]() ![]() |
![]() |
Nest "Fechan" ferch Gruffudd |
![]() ![]() |
![]() |
Joan ferch Trahaearn |
![]() ![]() |
![]() |
Trahaearn "Llwyd" ap Trahaearn |
![]() ![]() |
![]() |
Trahaearn ap Madog |
![]() ![]() |
![]() |
Elen [1st] ferch Philip "Sais" |
![]() ![]() |
![]() |
Madog ap Trahaearn |
![]() ![]() |
![]() |
Joan ferch Trahaearn |
![]() ![]() |
Send a message
Join Our Y-DNA Project
Join Us On Social Media
As of June 15, 2024, our website requires a paid membership subscription to access premium content. Limited to paid members are Media, Notes and Private Notes, Repositories, Sources, reports, and charts for ancestors, descendants, and timelines, as well as other exclusive content, including some blog articles and historical biographies. To learn more about this change, please visit our membership information page.