House of Goyon
- Coat of Arms
House of Goyon
Lords of La Roche-Goyon
Ancient arms known since 1219
House of Goyon de Matignon
Lords of Matignon
Arms adopted in 1289
House of Goyon de Matignon
Lords of Matignon
Counts of Thorigny
Arms from 1448
House of Goyon de Matignon
Lords of Matignon
Counts of Thorigny
Arms from 1596
- Cadet Branches
House of Goyon de Launay
Lords of Launay
Lords and Marquises of La Moussaye
Issued from 2nd son of Étienne III de Goyon
House of Goyon-Grimaldi
Princes of Monaco
Dukes of Estouteville and Valentinois
Counts of Carladès
Marquises of Baux
Issued from 5th son of François de Goyon de Matignon
Name and arms adopted from the Grimaldi family in 1731
- Personal Arms
Bertrand II de Goyon
Lord of Matignon
Arms in Gelre Armorial
Étienne de Goyon
Lord of Launay
Admiral and Marshal of Brittany
Younger brother of Bertrand II
Progenitor of Launay branch
