Lord | Cariche
- Baroni Rockingham
- Baroni Rockley
- Baroni Rockville
- Baroni Romsey
- Baroni Rosehill
- Baroni Ross of Halkhead
- Baroni Rotherwick
- Baroni Ruthven
- Baroni Ruthven de Freeland
- Baroni Saint John
- Baroni Scales
- Baroni Schivas
- Baroni Scott de Buccleuch
- Baroni Scott de Whitchester
- Baroni Scrope
- Baroni Scrope de Bolton
- Baroni Scrymgeour
- Baroni Seagrave
- Baroni Selkirk de Douglas
- Baroni Selsey
- Baroni Seton
- Baroni Settrington
- Baroni Seymour
- Baroni Sheffield
- Baroni Sherborne
- Baroni Shuttleworth
- Baroni Silchester
- Baroni Silsoe
- Baroni Sinclair
- Baroni Slane
- Baroni Soames
- Baroni Southampton
- Baroni Spencer
- Baroni Spynie
- Baroni St. George
- Baroni St. John of Basing
- Baroni St.Just
- Baroni St.Levan
- Baroni Stafford
- Baroni Stanhope
- Baroni Stanley
- Baroni Stanley de Alderley
- Baroni Stenton
- Baroni Stewart
- Baroni Stourton
- Baroni Strange
- Baroni Strange de Blackmere
- Baroni Strathcona and Mount Royal
- Baroni Strathnaver
- Baroni Stuart de Decies