House of Croÿ

Claimed cadet branch of the House of Arpad

Cadet Branches
House of Boulainvilliers
Lords of Boulainvilliers, Chepoix, Hornoy, Bézancourt, Villiers-Adam and Hémévillers
Viscounts of Dreux
Barons and Counts of Courtenay
Counts of Dammartin and Fauquembergues
Issued from Jean, younger son of Jacques II de Croÿ
House of Croÿ-Roeulx
Lords of Le Roeulx, Crésèques, Longpré, Beaurain, Wich
and Clarques
Barons of Wemmel and Myllendonk
Counts of Rouelx
Dukes and Princes of Croÿ
Princes of Croÿ-Myllendonk
Princes of Holy Roman Empire
Issued from Jean III, 3rd son of Antoine I de Croÿ, Count of Porcien
House of Croÿ-Meghem
Lords of Crésèques and Clarques
Barons of Noordhout
Counts of Meghem
Princes of Holy Roman Empire
Issued from François, 2nd son of Eustache de Croÿ and younger brother of Claude de Croÿ, 5th Count of Roeulx
House of Croÿ-Havré
Lords of Arçai, Inverback
and Blécourt
Viscounts of Havrache
Counts of Fontenoy
Lords and Marquises of Havré
Dukes of Croÿ
Princes of Holy Roman Empire
Issued from Charles Philippe, eldest son of Philippe II de Croÿ, 1st Duke of Aarschot from his 2nd marriage
House of Croÿ-Chimay
Lords of Sempy, Tours-sur-Marne, Quiévrain, Écaussinnes, Wavrin, Lillers and Saint-Venant
Counts and Princes of Chimay
Issued from Jean II, 3rd son of Jean I de Croy
House of Croÿ d'Arenberg
Lords of Avesnes
Barons of Halluin
Counts of Beaumont and Frezin
Dukes of Croÿ d'Arenberg
Princes of Chimay
Matrilineal branch issued from Anne, daughter of Philippe III de Croy, 3rd Duke of Aarschot