| Father | Date of Birth | Mother | Date of Birth |
|---|---|---|---|
Count William Iii De Ponthieu |
abt 1093 | Helie Of Burgundy (De Ponthieu) |
abt 1080 |
| Partner | Date of Birth | Children |
|---|---|---|
Ida (De Ponthieu) |
Count John I De Ponthieu |
| Event Type | Date | Place | Description |
|---|---|---|---|
Birth |
abt 1120 | ||
Occupation |
bef 1129 | Count of Ponthieu | |
Military Service |
Second Crusade | ||
Death |
25 Dec 1147 | Ephesus, Byzantine Empire | Died of disease. |