Barons | Titles by Rank
- Barons of Quixiramobim
- Barons of Raddusa
- Barons of Raddusa e Destri
- Barons of Radiguès de Chennevière
- Barons of Radusa
- Barons of Rafol-Chella
- Barons of Ramalde
- Barons of Ramalho
- Barons of Ramalho-b
- Barons of Ramiz
- Barons of Ramsay of Ramsey Abbey
- Barons of Rappach
- Barons of Ravinel
- Barons of Rayhofen
- Barons of Raymonval
- Barons of Real Agrado
- Barons of Reboredo
- Barons of Recardães
- Barons of Rechbach
- Barons of Rechberg
- Barons of Rechberg-Osterberg
- Barons of Recosta
- Barons of Redwitz
- Barons of Regalcaccia
- Barons of Regaleira
- Barons of Regendorf
- Barons of Regiulfo
- Barons of Reibnitz
- Barons of Reichenbach
- Barons of Reisbnitz
- Barons of Reischach
- Barons of Reitzenstein
- Barons of Reizenstein
- Barons of Rendufe
- Barons of Renfrew
- Barons of Rennenberg
- Barons of Resende
- Barons of Resende
- Barons of Resgate
- Barons of Retiro
- Barons of Retorta
- Barons of Rhein
- Barons of Rhenoburg
- Barons of Rialb
- Barons of Riba Tâmega
- Barons of Ribeira de Pena
- Barons of Ribeira de Sabrosa
- Barons of Ribeirão
- Barons of Ribeirão Vermelho
- Barons of Ribeirinha