Encyclopedias, Almanacs, Transcripts, and Maps
- Roger I
- Roger of Hoveden
- Roger Williams National Memorial
- Rogers, Adrian Pierce
- Rogers, Henry Huttleston
- Rogers, James Harvey
- Rogers, Richard, Baron Rogers of Riverside
- Rogers, William Barton
- Rogge, Jacques
- Rogovin, Milton
- Roh Moo Hyun
- Rohan, Louis René Édouard, prince de
- Röhm, Ernst
- Rohtak
- Rokitansky, Karl
- Roland de la Platière, Jean Marie
- Roland de la Platière, Jeanne Manon Philipon
- Roland Holst, Henriëtte (van der Schalk)
- Rolla
- Rolling Meadows