| ray | stråle |
| Ray Bourque | Ray Bourque |
| Ray Bradbury | Ray Bradbury |
| Ray Brown | Ray Brown |
| Ray Charles | Ray Charles |
| Ray Clemence | Ray Clemence |
| Ray Emery | Ray Emery |
| Ray Evans | Ray Evans |
| Ray Ewry | Ray Ewry |
| Ray Kennedy | Ray Kennedy |
| Ray Liotta | Ray Liotta |
| Ray Manzarek | Ray Manzarek |
| ray of light | dager |
| Ray Romano | Ray Romano |
| Ray Toro | Ray Toro |
| ray-fish | rocka |
| Raygun | Strålvapen |
| Rayleigh scattering | Rayleigh-spridning |
| Rayleigh-scattering | Rayleigh-spridning |
| Rayman | Rayman |
| Rayman Raving Rabbids | Rayman Raving Rabbids |
| Rayman series | Rayman |
| Raymond Aron | Raymond Aron |
| Raymond Barre | Raymond Barre |
| Raymond Carver | Raymond Carver |
| Raymond Chandler | Raymond Chandler |
| Raymond Dart | Raymond Dart |
| Raymond Franz | Raymond Franz |
| Raymond IV of Toulouse | Raimond av St Gilles |
| Raymond IV of Tripoli | Raimond av St Gilles |
| Raymond Kopa | Raymond Kopa |
| Raymond Kurzweil | Ray Kurzweil |
| Raymond of Peñafort | Raimund av Peñafort |
| Raymond Poincaré | Raymond Poincaré |
| Raymond Queneau | Raymond Queneau |
| Raymond Vahan Damadian | Raymond Vahan Damadian |
| Raymonde de Laroche | Raymonde de LaRoche |
| Raynald of Chatillon | Reynald av Châtillon |
| Rayo Vallecano | Rayo Vallecano |
| rayon | rayon |
| Rayong Province | Rayong |
| Rayonism | Rayonism |
| Razamanaz | Razamanaz |
| Razavi Khorasan Province | Razavikhorasan |
| raze | rasera |
| Razia Sultana | Radiyya Begum |
| razor | rakapparat |
| razor blade | rakblad |
| razor-edge | skarp egg |
| razor-sharp | vass som ett rakblad |
| Razor-shell | Kniv |
| razorback | fenval |
| razorbill | tordmule |
| razorblade | rakblad |
| Razorlight | Razorlight |
| razzia | raid |
| razzle | ute och festar |
| Raël | Raël |
| Raï | Raï |
| Raúl Alfonsín | Raúl Alfonsín |
| Raúl Bravo | Raúl Bravo |
| Raúl Castro | Raúl Castro |
| Raúl González | Raúl |
| Raúl Juliá | Raul Julia |
| Raša | Raša |
| Raška | Raška |
| Rb | RB |
| RBMK | RBMK |
| RC | RC |
| RC Cola | RC Cola |
| RC Lens | RC Lens |
| Rc locomotive | Rc-lok |
| RC Strasbourg | RC Strasbourg |
| RC time constant | Tidskonstant |
| RCA | RCA |
| RCA connector | RCA-kontakt |
| RCD Espanyol | RCD Espanyol de Barcelona |
| RCD Mallorca | RCD Mallorca |
| RCF Paris | Racing Club de Paris |
| Rd | Väg |
| RDF Site Summary | RSS |
| RDRAM | RDRAM |
| RDX | Hexogen |
| re | beträffande |
