| Radenín | Radenci | Radenice |
| Radepont | Radermachera | Radermachera boniana |
| Radermachera coriacea | Radermachera eberhardtii | Radermachera frondosa |
| Radermachera gigantea | Radermachera glandulosa | Radermachera hainanensis |
| Radermachera ignea | Radermachera inflata | Radermachera microcalyx |
| Radermachera peninsularis | Radermachera pentandra | Radermachera pinnata |
| Radermachera ramiflora | Radermachera sinica | Radermachera stellata |
| Radermachera xylocarpa | Radermachera yunnanensis | Radessa |
| Radessa pardalota | Radessa vittilimbalis | Radesti |
| Radetzky | Radetzky March | Radfan (huyện) |
| Radford, Virginia | Radha | Radhakund |
| Radhanpur | Radhika Coomaraswamy | Radhošť |
| Radhostice | Radi | Radian |
| Radian (định hướng) | Radiatus | Radibor |
| Radicofani | Radicondoli | Radiicephalidae |
| Radiicephalus | Radiicephalus elongatus | Radim, Jičín |
| Radim, Kolín | Radiměř | Radimovice |
| Radimovice u Želče | Radimovice u Tábora | Radinacra |
| Radinghem | Radinghem-en-Weppes | Radinocera |
| Radinocera kuehni | Radinocera maculosus | Radinocera placodes |
| Radinocera vagata | Radinogoes | Radinosiphon leptostachya |
| Radinosiphon lomatensis | Radinotia | Radinus latus |
| Radio | Radio (định hướng) | Radio (bài hát của Lana Del Rey) |
| Radio (công nghệ) | Radio Caracas Television | Radio France Internationale |
| Radio Free Asia | Radio Free Europe | Radio Free Europe/Radio Liberty |
| Radio Free Iraq | Radio Ga Ga | Radio ga ga |
| Radio Gaga | Radio giải phóng châu Âu | Radio Praha |
| Radio Romance (phim truyền hình) | Radio Studio 54 Network | Radio Taiwan International |
| Radio Television Malaysia | Radio Televisyen Malaysia | Radio trên internet |
| Radio Yerevan | Radioactive (bài hát của Imagine Dragons) | Radiogrammitis ahenobarba |
| Radiogrammitis alepidota | Radiogrammitis beddomeana | Radiogrammitis cheesemanii |
| Radiogrammitis clavipila | Radiogrammitis coredrosora | Radiogrammitis graminella |
| Radiogrammitis havilandii | Radiogrammitis hirtella | Radiogrammitis hirtelloides |
| Radiogrammitis hirtiformis | Radiogrammitis holttumii | Radiogrammitis jagoriana |
| Radiogrammitis kinabaluensis | Radiogrammitis ligulata | Radiogrammitis meijer-dreesii |
| Radiogrammitis multifolia | Radiogrammitis neocaledonica | Radiogrammitis ornatissima |
| Radiogrammitis parva | Radiogrammitis peninsularis | Radiogrammitis plana |
| Radiogrammitis pseudoxiphopteris | Radiogrammitis reducta | Radiogrammitis setigera |
| Radiogrammitis silvicola | Radiogrammitis subpinnatifida | Radiogrammitis tehoruensis |
| Radiogrammitis tuberculata | Radiohead | Radiola |
| Radiola linoides | Radiolaria | Radioplane BTT |
| Radioplane OQ-1 | Radioplane OQ-13 | Radioplane OQ-14 |
| Radioplane OQ-2 | Radioplane OQ-3 | Radioplane OQ-7 |
| Radioplane Q-1 | Radiotelevisione Italiana | Radiovittaria gardneriana |
| Radiovittaria latifolia | Radiovittaria minima | Radiovittaria moritziana |
| Radiovittaria remota | Radiovittaria ruiziana | Radiovittaria stipitata |
| Radiovittaria vittarioides | Radis | Radishchevsky (huyện) |
| Radisleben | Radissima | Radisson (làng thuộc quận Sawyer, Wisconsin) |
| Radisson (thị trấn thuộc quận Sawyer, Wisconsin) | Radisson (thị trấn), Quận Sawyer, Wisconsin | Radium |
| Radium clorua | Radium, Kansas | Radivoje Manić |
| Radja Nainggolan | Radków | Radkersburg (huyện) |
| Radkersburg Umgebung | Radko Dimitriev | Radko Mutafchiyski |
| Radkov, Žďár nad Sázavou | Radkov, Jihlava | Radkov, Opava |
| Radkov, Svitavy | Radkov, Tábor | Radkova Lhota |
| Radkovice | Radkovice u Budče | Radkovice u Hrotovic |
| Radkovy | Radlin | Radlje ob Dravi |
| Radlkofera calodendron | Radman Al Awad (huyện) | Radmer |
| Radnevo | Radnevo (đô thị) | Radnice |
| Radnor, Quận Delaware, Ohio | Radnor, Quận Delaware, Pennsylvania | Radnor, Quận Peoria, Illinois |
| Rado | Radošov | Radošovice, České Budějovice |
| Radošovice, Benešov | Radošovice, Strakonice | Radoiesti |
| Radom | Radom, Illinois | Radomir |
| Radomir (đô thị) | Radomiresti | Radomski |
| Radomsko | Radomszczański | Radomyšl |
| Radomyśl Wielki | Radomyshl | Radomyshl (huyện) |
| Radon | Radon, Orne | Radonín |
| Radonice, Chomutov | Radonice, Praha-východ | Radonvilliers |
| Radosa | Radosa albicosta | Radosa ordinata |
| Radosław Sikorski | Radoslav Kovac | Radoslav Kováč |
| Radostín nad Oslavou | Radostín, Žďár nad Sázavou | Radostín, Havlíčkův Brod |
| Radostice | Radostná pod Kozákovem | Radostov |
| Radostyán | Radoszkowskiana barrei | Radoszkowskiana gusevi |
| Radoszkowskiana rufiventris | Radoszkowskiana tkalcui | Radotín |
| Radotice | Radovan | Radovan Karadžić |
| Radovanu | Radovesice | Radovesnice I |
| Radovesnice II | Radovljica | Radslavice, Přerov |
| Radslavice, Vyškov | Raduň | Raducaneni |
| Raduga | Raduga K-10S | Raduga K-9 |
| Raduga Kh-15 | Raduga Kh-20 | Raduga Kh-22 |
| Raduga Kh-22 (AS-4 Kitchen) | Raduga Kh-28 | Raduga Kh-55 |
| Raduga Kh-58 | Raduga KS-1 | Raduga KS-1 Komet |
| Raduga KSR-2 | Raduga KSR-5 | Raduga OKB |
| Radula | Radula acuminata | Radula affinis |
| Radula allamanoi | Radula amazonica | Radula amentulosa |
| Radula amoena | Radula anceps | Radula andicola |
| Radula aneurysmalis | Radula angulata | Radula antilleana |
| Radula apiculata | Radula appendiculata | Radula appressa |
| Radula aquilegia | Radula arsenii | Radula assamica |
| Radula aurantii | Radula auriculata | Radula australiana |
| Radula australis | Radula bipinnata | Radula bogotensis |
| Radula bolanderi | Radula boliviana | Radula boninensis |
| Radula borneensis | Radula boryana | Radula brasilica |
| Radula brunnea | Radula buccinifera | Radula caduca |
| Radula calcarata | Radula caldana | Radula campanigera |
| Radula campanulata | Radula carringtonii | Radula cavifolia |
| Radula ceylanica | Radula chinensis | Radula claviflora |
| Radula cochabambaensis | Radula comorensis | Radula complanata |
| Radula conferta | Radula constricta | Radula convexa |
| Radula cordiloba | Radula cordovana | Radula corniculata |
| Radula cornucopiae | Radula cubensis | Radula curvilobula |
