House of Penthièvre
- Coat of Arms
- Cadet Branches
House of Avaugour
Counts of Goëlo
Lords of AvaugourHouse of FitzHugh
Lords of Ravensworth
Barons FitzHughHouse of FitzRanulph
Lords of Middelham
House of Avaugour
Counts of Goëlo
Lords of Avaugour
House of FitzHugh
Lords of Ravensworth
Barons FitzHugh
House of FitzRanulph
Lords of Middelham