House of Orsini di Tagliacozzo

Cadet branch of the House of Orsini

Cadet Branches
House of Orsini d'Aragona
Lords of Vicovaro and Bracciano
Counts of Tagliacozzo
Sovereign Dukes of Bracciano
Added d'Aragona name and arms after becoming dukes
Issued from younger son of Giacomo Orsini, 2nd Count of Tagliacozzo
House of Orsini di Gravina
Counts of Gravina, Conversano, Campagna, Copertino
Dukes of Gravina
Princes of Solofra
Issued from Francesco, younger son of Giovanni, 5th Lord of Vicovaro and younger brother of Carlo, 1st Lord of Bracciano
House of Orsini di Lamentana
Lords and Marquises of Lamentana
Issued from younger son of Carlo, 1st Lord of Bracciano

Personal Arms
Roberto Orsini
Count of Tagliacozzo
Younger son of Carlo, 1st Lord of Bracciano
Gentile Virginio Orsini
Count of Anguillara
Younger son of Gentile Virginio, 8th Count of Tagliacozzo and 3rd Lord of Bracciano