Death
| Date | 25 March 1223 |
| Place | Coimbra, Portugal |
Source References
- Ancestry.com: Web: International, Find A Grave Index
- Ancestry.com: International, Find A Grave Index for Select Locations, 1300s-Current
- Ancestry.com: Web: Netherlands, GenealogieOnline Trees Index, 1000-Current
- Barghouti, Kim, comp.: US & British Isle, Joseph Thomas Biographical Dictionary: 1890
- Heritage Consulting: Millennium File