- 1 Rosengarten, George P.
- 71 Roses
- 2 Rose's perfume (Sculpture)
- 181 Rosettes
- 1 Ross & Co.
- 1 Ross House
- 1 Ross, Janet, 1842-1927
- 1 Ross, Joseph & Co. (woodworking)
- 7 Rostam
- 1 Rotteck, Karl von (1775-1840)
- 1 Rotten
- 1 Rouillot & Co. Stock Brokers
- 1 Rouillot & Co. Stock Brokers (Firm)
- 1 Roundhill, Nova Scotia
- 1 Roure Bertrand Fils
- 1 Routledge, George, 1812-1888
- 123 Row houses
- 41 Rowboats
- 8 Rowing
- 1 Rowland Bros. Cheltenham Rolling Mill
- 2 Rowland Bros. Mill
- 2 Rowland Bros. Rolling Mills
- 1 Rowland Bros. Shovel Factory
- 5 Rowland Bros. Spade & Shovel Works
- 1 Rowland Bros. Tilt Hammer Factory
- 3 Rowland Brothers Mill & Saw Factory
- 1 Rowland, J. Iron and Steel Works
- 1 Rowland, W. & H. Rolling Mill
- 2 Rowland, William & Harvey Oxford Iron & Steel Works
- 1 Rowland, William & Harvey Saw Works
- 1 Rowland's Spring Factory
- 1 Rowley's Hero Glass Works
- 2 Rowsley, England
- 69 Roxborough
- 2 Roxborough Hotel
- 4 Roxborough Lyceum
- 2 Roxborough Mills
- 4 Roxborough Poorhouse
- 2 Roxborough Street
- 1 Royal Academy of Arts (Great Britain)
