Princes | Titles by Rank
- Princes of Batthyány-Strattmann
- Princes of Bauffremont-Courtenay
- Princes of Bavaria
- Princes of Bayreuth
- Princes of Beauvau-Craon
- Princes of Beira
- Princes of Belgium
- Princes of Belmonte
- Princes of Belmonte-I
- Princes of Belriguardo
- Princes of Belvedere
- Princes of Benevento
- Princes of Bentheim-Steinfurt
- Princes of Bentheim-Tecklenburg
- Princes of Berghes
- Princes of Béthune-Hesdigneul
- Princes of Bezzolo
- Princes of Bidache
- Princes of Bisignano
- Princes of Bismarck
- Princes of Blacas
- Princes of Boémia
- Princes of Boiano
- Princes of Bósnia
- Princes of Bouillon
- Princes of Bourbon-Parma
- Princes of Bourbon-Sicilie
- Princes of Bozolo
- Princes of Brandenburg
- Princes of Brasil
- Princes of Brasil-b
- Princes of Bretanha
- Princes of Bretzenheim
- Princes of Broglie
- Princes of Broglie-Revel
- Princes of Brunswick-Bevern
- Princes of Brunswick-Luneburg-Hanover
- Princes of Brunswick-Wolfenbüttel
- Princes of Buccheri
- Princes of Bulgária
- Princes of Bülow
- Princes of Burgau
- Princes of Burgundies
- Princes of Butera
- Princes of Calvaruso
- Princes of Campofiorito
- Princes of Campofranco
- Princes of Camporeale
- Princes of Candriano
- Princes of Canino