| rey | konge |
| Rey Arturo | Kong Arthur |
| Rey de Dinamarca | Kongerækken |
| Rey de España | Konge |
| Rey de las ratas | Rottekonge |
| Rey de los belgas | Belgiske regenter |
| Rey de los Romanos | Tyske kejsere |
| Rey de Noruega | Norges regenter |
| Rey de Portugal | Portugisiske konger |
| Rey de Suecia | Sveriges regenter |
| Rey Escorpión | Kong Skorpion |
| Rey Sol | Solkongen |
| reyerta | ballade |
| Reyes Católicos | Katolske monarker |
| Reyes de Bohemia | Bøhmens regenter |
| Reyes de Dinamarca | Kongerækken |
| Reyes de Grecia | Grækenlands konger |
| Reyes de Jerusalén | Kongeriget Jerusalem |
| Reyes de Suecia | Sveriges regenter |
| Reyes Magos | Hellig tre konger |
| Reykjavík | Reykjavik |
| reír | le |
| reñir | skændes |
| RFC | Request for Comments |
| RFID | RFID |
| RGB | RGB-farver |
| Rh | Rhesus |
| Rhamnaceae | Korsved-familien |
| Rhamnus | Almindelig Tørst |
| Rhamnus catharticus | Vrietorn |
| Rhea americana | Nandu |
| Rheiformes | Nanduer |
| Rhein-Kreis Neuss | Neuss |
| RheinEnergieStadion | RheinEnergieStadion |
| Rhincodon typus | Hvalhaj |
| Rhinobatidae | Guitarfisk |
| Rhinoceros sondaicus | Javanæsehorn |
| Rhinoceros unicornis | Indisk næsehorn |
| Rhinocerotidae | Næsehorn |
| Rhipsalis | Misteltenkaktus |
| Rhizobium | Knoldbakterie |
| Rhizophoraceae | Mangrovetræ-familien |
| Rhode Island | Rhode Island |
| Rhodesia | Rhodesia |
| Rhodesian Ridgeback | Rhodesian ridgeback |
| Rhodophyta | Rødalger |
| Rhus | Sumak |
| Rhus coriaria | Garve-Sumak |
| Rhythm and blues | Rhythm and blues |
| Rhön | Rhön |
| Ri | Li |
| Riad | Riyadh |
| Ribe | Ribe Amt |
| ribera | bred |
| Ribes nigrum | Solbær-busk |
| Ribes rubrum | Have-Ribs |
| Ribes uva-crispa | Stikkelsbær-busk |
| Ribosoma | Ribosom |
| Ric Flair | Ric Flair |
| Ricardo | Richard |
| Ricardo Carvalho | Ricardo Carvalho |
| Ricardo Cromwell | Richard Cromwell |
| Ricardo Lagos Escobar | Ricardo Lagos |
| Riccardo Ricco | Riccardo Riccò |
| Ricercare | Efterlyse |
| Rich Text Format | Rich Text Format |
| Richard Adams | Richard Adams |
| Richard Branson | Richard Branson |
| Richard Buckminster Fuller | Buckminster Fuller |
| Richard Burton | Richard Burton |
| Richard Dawkins | Richard Dawkins |
| Richard Feynman | Richard Feynman |
| Richard Gasquet | Richard Gasquet |
| Richard Gere | Richard Gere |
| Richard Harris | Richard Harris |
| Richard Johnson | Richard Mentor Johnson |
| Richard Nathaniel Wright | Richard Wright |
| Richard Nikolaus Graf von Coudenhove-Kalergi | Richard Nikolaus Eijiro Graf Coudenhove-Kalergi |
| Richard Nixon | Richard Nixon |
| Richard Rorty | Richard Rorty |
| Richard Stone | Richard Stone |
| Richard Strauss | Richard Strauss |
| Richard von Krafft-Ebing | Richard von Krafft-Ebing |
| Richard Wagner | Richard Wagner |
| Richard Wright | Richard Wright |
| Richmond | Richmond |
| Ricina | Ricin |
| Ricinus communis | Ricinus |
| Rick Rubin | Rick Rubin |
| Rick Wright | Rick Wright |
| Rickenbacker | Adolf Rickenbacker |
| Ricky Martin | Ricky Martin |
| rico | delikat |
| Rico McPato | Joakim von And |
| Ricota | Ricotta |
| Ride the Lightning | Ride the Lightning |
