The St. John Genealogy Project
Origin and Ancestry DNA Database & Electronic Archive
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 | Thomas ap Dafydd (1330- )
|
 | Gwenllian ferch Rhys (1370- )
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| Henry ap Thomas (1370- )  |
| Elen [1st] ferch Thomas (1370- ) |
| Elen [2nd] ferch Thomas (1370- ) |
| Rhys ap Thomas (1370- ) |
| Dafydd ap Thomas (1370- ) |
| Maredudd ap Thomas (1370- ) |
| Gwilym ap Philip (1330- ) |
| Gwenllian ferch Morgan (1370- )
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| Nest ferch Gwilym (1370- ) |
| Jonet ferch Gwilym (1370- ) |
| Thomas "Fychan" ap Thomas (1370- )
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| Crisli ferch Gwilym (1370- )
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| Jonet ferch Thomas "Fychan" (1400- ) |
| Margred ferch Thomas "Fychan" (1400- ) |
| Gwenllian ferch Thomas "Fychan" (1400- ) |
| Thomas "Fychan" ap Thomas "Fychan" (1400- ) |
| Gwilym ap Thomas "Fychan" (1400- ) |
| Rhydderch ap Thomas "Fychan" (1400- ) |
| Dafydd ap Thomas "Fychan" (1400- ) |
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