Encyclopedias, Almanacs, Transcripts, and Maps
- Roehricht, Reinhold°
- Roemer, Theodore
- Roessler, Carl
- Roest, Meijer Marcus
- Rogachev
- Rogatin
- Roger Bacon
- Roger de Pont l'Évêque
- Roger le Fort, Bl.
- Roger Marston
- Roger of Élan, Bl.
- Roger of Notingham
- Roger of Salisbury
- Roger of Sicily
- Roger of Swyneshed
- Roger of Todi, Bl.
- Roger of Worcester
- Rogers, Bernard
- Rogers, Claude Maurice
- Rogers, Ernesto