| Rioni | Rioni River |
| RIPE NCC | RIPE NCC |
| ris | rice |
| Risalit | Risalit |
| RISC | Reduced instruction set computer |
| Rishon LeZion | Rishon LeZion |
| Risikabel | Jeopardous |
| risiko | risk |
| risiko for forurening | pollution risk |
| risiko for miljø og sundhed | environmental health hazard |
| Risikoaversion | Risk aversion |
| Risin og Kellingin | Risin og Kellingin |
| Risorgimento | Italian unification |
| Risus sardonicus | Risus sardonicus |
| Risør | Risør |
| Rita Hayworth | Rita Hayworth |
| Ritchie Valens | Ritchie Valens |
| rite | rite |
| Ritmester | Rittmeister |
| Ritornel | Ritornello |
| Ritt Bjerregaard | Ritt Bjerregaard |
| Ritter Sport | Ritter Sport |
| Ritualbog | Church Order |
| ritus | rite |
| Ritzaus Bureau | Ritzau |
| Riva | Riva |
| Rivaldo | Rivaldo |
| Rive af | Yank-off |
| rivejern | grater |
| River Phoenix | River Phoenix |
| Riverdance | Riverdance |
| Rivieraen | Riviera |
| Riyadh | Riyadh |
| Rjukan | Rjukan |
| RMS Queen Elizabeth | Queen Elizabeth |
| RMS Titanic | RMS Titanic |
| RNA | RNA |
| RNA polymerase | RNA polymerase |
| ro | peace |
| Ro og mag | Quids in |
| Roadie | Road crew |
| Roadrunner Records | Roadrunner Records |
| Roald Amundsen | Roald Amundsen |
| Roald Dahl | Roald Dahl |
| Roar | Hroðgar |
| Rob Bourdon | Rob Bourdon |
| Robben Island | Robben Island |
| Robbie Fowler | Robbie Fowler |
| Robbie McEwen | Robbie McEwen |
| Robbie Williams | Robbie Williams |
| Robert | Robert |
| Robert A. Heinlein | Robert A. Heinlein |
| Robert Adler | Robert Adler |
| Robert Altman | Robert Altman |
| Robert Andrews Millikan | Robert Andrews Millikan |
| Robert Boyle | Robert Boyle |
| Robert Bresson | Robert Bresson |
| Robert Burns | Robert Burns |
| Robert Capa | Robert Capa |
| Robert Daniel Carmichael | Robert Daniel Carmichael |
| Robert de Niro | Robert De Niro |
| Robert E. Lee | Robert E. Lee |
| Robert Falcon Scott | Robert Falcon Scott |
| Robert Fripp | Robert Fripp |
| Robert Fulton | Robert Fulton |
| Robert Jordan | Robert Jordan |
| Robert Kipkoech Cheruiyot | Robert Kipkoech Cheruiyot |
| Robert Koch | Robert Koch |
| Robert Kubica | Robert Kubica |
| Robert Kurz | Robert Kurz |
| Robert Ley | Robert Ley |
| Robert Louis Stevenson | Robert Louis Stevenson |
| Robert Ludlum | Robert Ludlum |
| Robert Maxwell | Robert Maxwell |
| Robert McNamara | Robert McNamara |
| Robert Mitchum | Robert Mitchum |
| Robert Mugabe | Robert Mugabe |
| Robert Musil | Robert Musil |
| Robert Nozick | Robert Nozick |
| Robert Owen | Robert Owen |
| Robert Peary | Robert Peary |
| Robert Peel | Robert Peel |
| Robert Plant | Robert Plant |
| Robert Redford | Robert Redford |
| Robert Roy MacGregor | Robert Roy MacGregor |
| Robert Schuman | Robert Schuman |
| Robert Schumann | Robert Schumann |
| Robert Silverberg | Robert Silverberg |
| Robert Smith | Robert Smith |
| Robert Stroud | Robert Franklin Stroud |
| Robert Trujillo | Robert Trujillo |
| Robert Wadlow | Robert Wadlow |
| Robert Wise | Robert Wise |
| Roberto Baggio | Roberto Baggio |
| Roberto Carlos | Roberto Carlos |
| Roberto Gerhardt | Roberto Gerhard |
| Roberto Heras | Roberto Heras |
| Roberto Rossellini | Roberto Rossellini |
| Robeson kanal | Robeson Channel |
| Robin Cook | Robin Cook |
| Robin Hood | Robin Hood |
| Robin van Persie | Robin van Persie |
| Robin Williams | Robin Williams |
| Robin Wright Penn | Robin Wright Penn |
| Robinie | Robinia |
| Robinson Crusoe | Robinson Crusoe |
| Robinson Helicopter Company | Robinson Helicopter |
| robot | robot |
| Robyn | Robyn |
| robåd | rowboat |
| Rock | Rock music |
| Rock and roll | Rock and roll |
| Rock and Roll Circus | The Rolling Stones Rock and Roll Circus |
| Rock and Roll Hall of Fame | Rock and Roll Hall of Fame |
| Rock Around the Clock | Rock Around the Clock |
| Rock en español | Rock en Español |
| Rockall | Rockall |
| Rockefeller Center | Rockefeller Center |
| rocker | biker |
| Rocket | Rocket |
| Rocket Propelled Grenade | Rocket-propelled grenade |
| Rockstar North | Rockstar North |
| Rockwell | Hardness |
| Rocky Gray | Rocky Gray |
| Rocky Horror Picture Show | The Rocky Horror Picture Show |
| Rocky Marciano | Rocky Marciano |
| Rocky Mountains | Rocky Mountains |
| rod | root |
| Rod rav | Red Fox |
| Rod Stewart | Rod Stewart |
| Roddy Doyle | Roddy Doyle |
| Rodknolde på El | Frankia |
| Rodney Mullen | Rodney Mullen |
| Rodrigues | Rodrigues |
| Rogaland | Rogaland |
| Roger Andrew Taylor | Roger Taylor |
| Roger David Casement | Roger Casement |
| Roger De Vlaeminck | Roger De Vlaeminck |
| Roger Federer | Roger Federer |
| Roger Martin du Gard | Roger Martin du Gard |
| Roger Meddows-Taylor | Roger Meddows-Taylor |
| Roger Moore | Roger Moore |
| Roger Taylor | Roger Taylor |
| Roger Waters | Roger Waters |
| rogn | roe |
| Roh Moo-hyun | Roh Moo-hyun |
| Rohan | Rohan |
| RoHS-direktivet | Restriction of Hazardous Substances Directive |
| Rokade | Castling |
| Rokoko | Rococo |
| rokoko- | rococo |
| Roland Freisler | Roland Freisler |
| Roland Weisselberg | Roland Weißelberg |
| Rolandskvadet | The Song of Roland |
| Rolf | Rudolph |
| Rolf Krake | Hrólfr Kraki |
| rolig | tranquil |
| Rollag | Rollag |
| rollekonflikt | role conflict |
| rollemodel | role model |
| RollerCoaster Tycoon | RollerCoaster Tycoon |
| rollespil | roleplaying game |
| Rollo | Rollo of Normandy |
| Rolls-Royce | Rolls-Royce |
| Rolpa District | Rolpa District |
| Rom | Rome |
| Rom blev ikke bygget på en dag | Rome wasn't built in a day |
| Rom-traktaten | Treaty of Rome |
| roma | Rom |
| Roman | Roman |
| Roman Jakobson | Roman Jakobson |
| Roman om en forbrydelse | Martin Beck |
| Roman Polanski | Roman Polanski |
| Romandiet Rundt | Tour de Romandie |
| romani | Romani |
| Romano Prodi | Romano Prodi |
| Romanov | House of Romanov |
| Romansk | Norman art |
| Romansk stil | Norman art |
| romantik | love |
| romantiker | romanticist |
| Romantikken | Romanticism |
| Romantische Straße | Romantic Road |
| Romantisk | Romantic |
| Romantisk kærlighed | Romance |
| rombe | rhombus |
| Romeo Must Die | Romeo Must Die |
| Romeo og Julie | Romeo and Juliet |
| Romer | Roman |
| Romerike | Romerike |
| Romerret | Roman law |
| Romerriget | Roman Empire |
| Romersk arkitektur | Roman architecture |
| Romersk borger | Roman citizenship |
| Romersk Britannien | Brittany |
| Romersk Italien | Italy |
| Romersk kalender | Roman calendar |
| Romersk mytologi | Roman mythology |
| Romersk religion | Religion in ancient Rome |
| Romersk tempel | Roman temple |
| Romersk-katolske kirke | Catholicism |
| Romerske kejsere | List of Roman Emperors |
| Romerske konger | Roman Kingdom |
| Romerske konsuler | List of Roman Consuls |
| Romerske provinser | Roman province |
| Romerske republik | Roman Republic |
| Romerskkatolske kirke | Roman Catholic Church |
| romertal | Roman numerals |
| Romklubben | Club of Rome |
| Roms brand | Great Fire of Rome |
| Roms grundlæggelse | Founding of Rome |
| Romsdal | Romsdal |
| Romsdalsfjorden | Romsdalsfjord |
| Romulus Augustus | Romulus Augustus |
| Romulus og Remus | Romulus and Remus |
| Romy Schneider | Romy Schneider |
| Romāns Vainšteins | Romāns Vainšteins |
| Ron McGovney | Ron McGovney |
| Ron Paul | Ron Paul |
| Ron Weasley | Ron Weasley |
