| Rott am Inn | Rott, Altenkirchen | Rott, Bas-Rhin |
| Rott, Landsberg | Rotta, Wittenberg | Rottach-Egern |
| Rottal-Inn | Rottboellia | Rottboellia cochinchinensis |
| Rottboellia coelorachis | Rottboellia goalparensis | Rottboellia laevispica |
| Rottboellia paradoxa | Rottboellia purpurascens | Rottelsdorf |
| Rottelsheim | Rotten Tomatoes | Rottenbach |
| Rottenbach, Grieskirchen | Rottenbuch | Rottenburg an der Laaber |
| Rottendorf | Rottenschwil | Rotterdam |
| Rotterdam School of Management, Erasmus University | Rotterode | Rotthalmünster |
| Rottier | Rottleben | Rottleberode |
| Rottleria | Rottleria javanica | Rottmersleben |
| Rottweil (huyện) | Rottweiler | Rotula aquatica |
| Rotuma | Rotunda | Rotunda, România |
| Rotundrela | Rotundrela orbiculata | Rotundrela rotunda |
| Roturas | Rou-Marson | Rouached |
| Rouairoux | Rouans | Rouède |
| Rouécourt | Roubaix | Roubanina |
| Roubia | Roubidoux, Quận Pulaski, Missouri | Roubidoux, Quận Texas, Missouri |
| Roubion | Roucamps | Roucheria |
| Roucheria calophylla | Roucheria columbiana | Roucheria laxiflora |
| Roucheria schomburgkii | Roucheria sipapoensis | Rouchovany |
| Roucourt, Nord | Roucy | Roudná |
| Roudné | Roudnice | Roudnice nad Labem |
| Roudno | Roudouallec | Rouellé |
| Rouelles | Rouen | Rouen (huyện) |
| Rouen (quận) | Rouessé-Fontaine | Rouessé-Vassé |
| Rouet | Rouez | Rouffach |
| Rouffange | Rouffiac, Cantal | Rouffiac, Charente |
| Rouffiac, Charente-Maritime | Rouffiac, Tarn | Rouffiac-d'Aude |
| Rouffiac-des-Corbières | Rouffiac-Tolosan | Rouffignac |
| Rouffignac-de-Sigoulès | Rouffignac-Saint-Cernin-de-Reilhac | Rouffigny |
| Rouffilhac | Rouffy | Rougé |
| Rouge (bài hát) | Rouge-Perriers | Rougefay |
| Rougegoutte | Rougemont, Côte-d'Or | Rougemont, Doubs |
| Rougemont-le-Château | Rougemontiers | Rougemontot |
| Rougeotia | Rougeotia abyssinica | Rougeotia aethiopica |
| Rougeotia calumniosa | Rougeotia ludovici | Rougeotia ludovicoides |
| Rougeotia obscura | Rougeotia osellai | Rougeotia praetexta |
| Rougeotia roseogrisea | Rougeotiana | Rougeotiana cessaria |
| Rougeotiana harmonica | Rougeotiana indiligens | Rougeotiana kalisi |
| Rougeotiana kinibalensis | Rougeotiana lithina | Rougeotiana obsequens |
| Rougeotiana ochreocosta | Rougeotiana pallicostaria | Rougeotiana praeclararia |
| Rougeotiana presbytica | Rougeotiana pseudonoctua | Rougeotiana ruttelerona |
| Rougeotiana scotozonea | Rougeotiana stigmaticosta | Rougeotiana xanthoperas |
| Rougeotiella | Rougeou | Rougeries |
| Rouget de Lisle | Rougetius | Rougetius rougetii |
| Rougeux | Rough Collie | Rough hornsnail |
| Rough Night | Rough Play | Rough sculpin |
| Rough-lined elimia | Roughhead Shiner | Rougiers |
| Rougnac | Rougnat | Rougon |
| Rouhe | Rouhling | Rouiba |
| Rouillac, Côtes-d'Armor | Rouillac, Charente | Rouillé |
| Rouillon | Rouilly | Rouilly-Sacey |
| Rouilly-Saint-Loup | Rouina | Rouissat |
| Roujan | Rouko | Roulans |
| Roulette, Quận Potter, Pennsylvania | Roullée | Roullens |
| Roullet-Saint-Estèphe | Roullours | Roumagne |
| Roumare | Roumazières-Loubert | Roumégoux, Cantal |
| Roumégoux, Tarn | Roumengoux | Roumens |
| Roumoules | Round Grove, Quận Livingston, Illinois | Round Grove, Quận Macon, Missouri |
| Round Grove, Quận Marion, Missouri | Round Lake Beach, Illinois | Round Lake Heights, Illinois |
| Round Lake Park, Illinois | Round Lake, Illinois | Round Lake, Minnesota |
| Round Lake, Quận McHenry, Bắc Dakota | Round Lake, Wisconsin | Round Mound, Quận Osborne, Kansas |
| Round Mountain, Texas | Round Prairie, Quận Callaway, Missouri | Round Prairie, Quận Jefferson, Iowa |
| Round Prairie, Quận Williams, Bắc Dakota | Round Rock, Texas | Round Springs, Quận Mitchell, Kansas |
| Round Top, Quận Stutsman, Bắc Dakota | Round Top, Texas | Roundhead, Quận Hardin, Ohio |
| Rountree | Rountree, Quận Montgomery, Illinois | Rountzenheim |
| Roupala asplenioides | Roupala barnettiae | Roupala brachybotrys |
| Roupala consimilis | Roupala cordifolia | Roupala dielsii |
| Roupala ferruginea | Roupala glaberrima | Roupala jelskii |
| Roupala loxensis | Roupala lucens | Roupala meisneri |
| Roupala minima | Roupala monosperma | Roupala montana |
| Roupala nitida | Roupala obtusata | Roupala pachypoda |
| Roupala pallida | Roupala percoriacea | Roupala pinnata |
| Roupala pseudocordata | Roupala sculpta | Roupala sororopana |
| Roupala sphenophyllum | Roupala spicata | Roupala suaveolens |
| Roupeldange | Rouperroux | Rouperroux-le-Coquet |
| Roupov | Roupy | Roura |
| Roure | Roure, Alpes-Maritimes | Rourea accrescens |
| Rourea adenophora | Rourea amazonica | Rourea araguaensis |
| Rourea asplenifolia | Rourea bahiensis | Rourea blanchetiana |
| Rourea calophylla | Rourea calophylloides | Rourea camptoneura |
| Rourea cassioides | Rourea caudata | Rourea chrysomalla |
| Rourea coccinea | Rourea confundens | Rourea cuspidata |
| Rourea discolor | Rourea doniana | Rourea erythrocalyx |
| Rourea fluminensis | Rourea foreroi | Rourea gardneriana |
| Rourea glabra | Rourea glazioui | Rourea gracilis |
| Rourea grosourdyana | Rourea krukovii | Rourea latifoliolata |
| Rourea laurifolia | Rourea ligulata | Rourea martiana |
| Rourea microphylla | Rourea minor | Rourea myriantha |
| Rourea neglecta | Rourea obliquifoliolata | Rourea omissa |
| Rourea orientalis | Rourea parviflora | Rourea pittieri |
| Rourea prancei | Rourea pseudospadicea | Rourea puberula |
| Rourea pubescens | Rourea schippii | Rourea solanderi |
| Rourea sprucei | Rourea suerrensis | Rourea surinamensis |
| Rourea tenuis | Rourea thomsonii | Rourea vulcanicola |
| Roureopsis birmanica | Roureopsis breviracemosa | Roureopsis emarginata |
| Roureopsis pinnata | Roureopsis soyauxii | Roureopsis stenopetala |
| Rousínov | Rousettus | Rousettus aegyptiacus |
| Rousettus aegyptiacus aegyptiacus | Rousettus aegyptiacus arabicus | Rousettus aegyptiacus leachii |
