Viscounts | Titles by Rank
- Barons of Rio Claro
- Barons of Roboredo
- Viscondes de Tondela
- Viscounts Aithrie
- Viscounts Alderney
- Viscounts Allenby
- Viscounts Allendale
- Viscounts Althorp
- Viscounts Amberley
- Viscounts Amelot de La Roussilhe
- Viscounts Amory
- Viscounts Andover
- Viscounts Anson
- Viscounts Astor
- Viscounts Barrington of Ardglass
- Viscounts Baston de Lariboisiere
- Viscounts Bayham
- Viscounts Bayning
- Viscounts Beauchamp
- Viscounts Berkeley
- Viscounts Berthier de Wagram
- Viscounts Bertie de Thame
- Viscounts Bindon
- Viscounts Boringdon
- Viscounts Boula de Mareuil
- Viscounts Bourchier
- Viscounts Boyd de Merton
- Viscounts Boyle
- Viscounts Brackley
- Viscounts Bridgeman
- Viscounts Bridport of Cricket St Thomas
- Viscounts Brocas
- Viscounts Brochard de La Rochebrochard
- Viscounts Brome
- Viscounts Broome
- Viscounts Bulkeley
- Viscounts Bury
- Viscounts Campden
- Viscounts Camrose
- Viscounts Cantelupe
- Viscounts Canterbury
- Viscounts Carlow
- Viscounts Castlereagh
- Viscounts Cecil de Chelwood
- Viscounts Chandos
- Viscounts Chaplin
- Viscounts Chaworth
- Viscounts Chelsea
- Viscounts Chetwynd
- Viscounts Chewton