WI

William IV of Ponthieu

d. 1221

Vitals

Died
1221

Family

Spouse
AO
Alys of France
d. 1220
Children
MO
Marie of Ponthieu
d. 1251

About

William the Fourth of Ponthieu married a king's daughter and carried the county into the next age.

Research notes

WILLIAM IV, Count of PONTHIEU (d.1221); father of Marie (our line). DOCUMENTED FLOOR; his ancestry (the Montgomery-Talvas counts of Ponthieu) note-only above. Standard documented medieval genealogy per the cited authorities; contested/legendary rungs note-only, not hardened.

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