The St. John Genealogy Project
Origin and Ancestry DNA Database & Electronic Archive
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 | Ieuan ap Lleision (1300- )
|
 | Efa ferch Llywelyn (1330- )
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| Anne ferch Ieuan (1330- )  |
| Efa [1st] ferch Ieuan (1330- ) |
| Crisli ferch Ieuan (1330- ) |
| Joan ferch Ieuan (1330- ) |
| Efa [2nd] ferch Ieuan (1330- ) |
| [unknown] ferch Ieuan (1330- ) |
| Gwladus ferch Ieuan (1330- ) |
| Dafydd "Wyllt" ab Ieuan (1330- ) |
| Thomas ab Ieuan (1330- ) |
| Lleision ab Ieuan (1330- ) |
| Hopkin ab Ieuan (1330- ) |
| Morfudd ferch Ieuan (1330- ) |
| Jonet ferch Ieuan (1330- ) |
| [unknown] ferch Ieuan (1330- ) |
| Syr Gronwy ab Ieuan (1370- ) |
| Thomas ab Ifor "Hael" (1330- ) |
| Jonet ferch Llywelyn "Fychan" (1330- ) |
| Morgan ap Thomas (1370-1416) |
| Margred ferch Thomas (1370- ) |
| Ieuan "Gethin" ab Ieuan (1330- )
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| Elsbeth ferch Thomas (1370- )
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| Jane ferch Ieuan "Gethin" (1370- ) |
| Gwilym ab Ieuan "Gethin" (1370- ) |
| Thomas ab Ieuan "Gethin" (1370- ) |
| Joan ferch Ieuan "Gethin" (1370- ) |
| Gwenllian ferch Ieuan "Gethin" (1370- ) |
| Ieuan "Lâs" ab Ieuan "Gethin" (1370- ) |
| Efa ferch Ieuan "Gethin" (1370- ) |
| [unknown] ab Ieuan "Gethin" (1370- ) |
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