| ruwenzori turaco | Kammschnabelturako |
| Ruwer | Verbandsgemeinde Ruwer |
| Ruwer River | Ruwer |
| Ruwer-Hochwald-Radweg | Ruwer-Hochwald-Radweg |
| Ruxandra Dragomir | Ruxandra Dragomir Ilie |
| Ruxley | Ruxley |
| Ruy Barbosa | Ruy Barbosa |
| Ruy Blas | Der Geliebte der Königin |
| Ruy Gonzáles de Clavijo | Ruy Gonzáles de Clavijo |
| Ruy Lopez | Spanisch |
| Ruy López de Segura | Ruy López de Segura |
| Ruy López de Villalobos | Ruy López de Villalobos |
| Ruy Mountain | Ruj |
| Ruynes-en-Margeride | Ruynes-en-Margeride |
| Ruza | Rusa |
| Ruza River | Rusa |
| Ruzayevka | Rusajewka |
| Ruzizi River | Ruzizi |
| Ruzyně International Airport | Flughafen Prag |
| Rußbach | Rußbach |
| Ružinov | Ružinov |
| Ružička | Růžička |
| Ružomberok | Ružomberok |
| Ružomberok District | Ružomberok |
| RV | Wohnwagen |
| RW | RW |
| Rwanda | Ruanda |
| Rwanda African mole rat | Ruanda-Maulwurfsratte |
| Rwanda African mole-rat | Ruanda-Maulwurfsratte |
| Rwanda national football team | Ruandische Fußballnationalmannschaft |
| Rwanda Nziza | Rwanda nziza |
| RwandAir | RwandAir |
| Rwandan | ruandisch |
| Rwandan franc | Ruanda-Franc |
| Rwandan Genocide | Völkermord in Ruanda |
| Rwandan girl | Ruanderin |
| Rwandan lady | Ruanderin |
| Rwandan Patriotic Front | Ruandische Patriotische Front |
| Rwandan woman | Ruanderin |
| Rwandese | ruandisch |
| Rwandese girl | Ruanderin |
| Rwandese lady | Ruanderin |
| Rwandese woman | Ruanderin |
| RWE | RWE |
| RWM | Schreib-Lese-Speicher |
| RWTH Aachen | RWTH Aachen |
| RWTH Aachen University | Rheinisch-Westfälische Technische Hochschule Aachen , RWTH Aachen |
| Rx | RX |
| RY | Ry |
| Ry Cooder | Ry Cooder |
| Ryan Adams | Ryan Adams |
| Ryan Babel | Ryan Babel |
| Ryan Giggs | Ryan Giggs |
| Ryan Gosling | Ryan Gosling |
| Ryan Miller | Ryan Miller |
| Ryan Phillippe | Ryan Phillippe |
| Ryan Reynolds | Ryan Reynolds |
| Ryan Shay | Ryan Shay |
| Ryan Smyth | Ryan Smyth |
| Ryan Whitney | Ryan Whitney |
| Ryan's Daughter | Ryans Tochter |
| Ryanair | Ryanair |
| Ryanggang | Ryanggang-do |
| Ryanodine | Ryanodin |
| ryanodine receptor , RyR | Ryanodin-Rezeptor |
| Ryavallen | Ryavallen |
| Ryazan | Rjasan |
| Ryazan Oblast | Oblast Rjasan |
| Rybachy | Rybatschi |
| Rybakov | Rybakow |
| Rybczynski effect | Rybczynski-Effekt |
| Rybczynski theorem | Rybczynski-Theorem |
| Rybinsk | Rybinsk |
| Rybinsk Reservoir | Rybinsker Stausee |
| Rybnik | Rybnik |
| Rybnik County | Powiat Rybnicki |
| Rychnov nad Kněžnou District | Okres Rychnov nad Kněžnou |
| Rydberg atom | Rydberg-Zustand |
| Rydberg constant | Rydberg-Konstante |
