| BOB m Dutch, English |
| BOBBI f English |
| BOBBIE m English |
| BOBBY m English |
| BRECHT m Dutch |
| BRECHTJE f Dutch |
| FITO m Spanish |
| HOB m Medieval English |
| HOPCYN m Welsh |
| HOPKIN m Medieval English |
| HRÓALDR m Ancient Scandinavian |
| HRÓARR m Ancient Scandinavian |
| HRODEBERT m Ancient Germanic |
| HRODERICH m Ancient Germanic |
| HRODGER m Ancient Germanic |
| HRODLAND m Ancient Germanic |
| HRODOHAIDIS f Ancient Germanic |
| HRODPREHT m Ancient Germanic |
| HRODULF m Ancient Germanic |
| HRŒREKR m Ancient Scandinavian |
| HROLF m Ancient Germanic |
| HRÓLFR m Ancient Scandinavian |
| HROÐGAR m Anglo-Saxon |
| HROTHGAR m Anglo-Saxon (Latinized) |
| HRÓÐGEIRR m Ancient Scandinavian |
| HRÓÐÓLFR m Ancient Scandinavian |
| HROÐULF m Anglo-Saxon |
| HROTHULF m Anglo-Saxon (Latinized) |
| HRÓÐVALDR m Ancient Scandinavian |
| HROTSUITHA f Ancient Germanic |
| LIA (2) f Italian |
| LORÁND m Hungarian |
| LÓRÁNT m Hungarian |
| ORLANDA f Italian |
| ORLANDO m Italian |
| PERTTI m Finnish |
| RAB m Scottish |
| RABBIE m Scottish |
| RAIBEART m Scottish |
| RAISA (2) f Yiddish |
| RAISEL f Yiddish |
| ROALD m Norwegian |
| ROAR m Norwegian |
| ROB m Dutch, English |
| ROBBE m Dutch |
| ROBBIE m English |
| ROBBY m English |
| ROBENA f English (Rare) |
| RÓBERT m Hungarian, Icelandic |
| ROBERT m Croatian, Czech, Danish, Dutch, English, French, German, Ancient Germanic, Norwegian, Polish, Romanian, Russian, Slovak, Slovene, Swedish |
| ROBERTA f English, Italian, Spanish |
| ROBERTAS m Lithuanian |
| ROBERTINA f Italian, Spanish |
| ROBERTO m Italian, Portuguese, Spanish |
| ROBERTS m Latvian |
| ROBI m Hungarian |
| ROBIN m & f Dutch, English, Swedish |
| ROBINA f English (Rare) |
| ROBRECHT m Dutch |
| ROBYN f English |
| ROBYNNE f English (Rare) |
| ROD m English |
| RODDY m English |
| RODERIC m Catalan |
| RODERICK m English |
| RODGE m English |
| RODGER m English |
| RODOLF m Dutch (Rare), German (Rare) |
| RODOLFITO m Spanish |
| RODOLFO m Italian, Portuguese, Spanish |
| RODOLPH m English (Rare), French (Rare) |
| RODOLPHE m French |
| RODRIGO m Galician, Italian, Portuguese, Spanish |
| RODRIGUE m French |
| ROEL m Dutch |
| ROELAND m Dutch |
| ROELOF m Dutch |
| ROFFE m Swedish |
| ROGER m English, French, German, Swedish |
| ROGÉRIO m Portuguese |
| ROGIER m Dutch |
| ROHESE f Medieval English |
| ROHESIA f Medieval English (Latinized) |
| ROI (1) m Galician |
| ROIBEÁRD m Irish |
| RÓIS f Irish |
| RÓISÍN f Irish |
| ROLAN m Russian |
| ROLAND m Dutch, English, French, German, Hungarian, Swedish |
| ROLANDE f French |
| ROLANDO m Italian, Portuguese, Spanish |
| ROLDÁN m Spanish |
| ROLDÃO m Portuguese |
| ROLF m Danish, English, German, Norwegian, Swedish |
| ROLLAND m English |
| ROLLO m English |
| ROLO m English (Rare) |
| ROLPH m English (Rare) |
| ROLY m English |
| ROMEY f English (Rare) |
| ROMY f English, German |
| ROOPE m Finnish |
| ROOPERTTI m Finnish |
| ROOS f Dutch |
| ROOSJE f Dutch |
| ROPARZH m Breton |
| ROSA (1) f Danish, Dutch, English, German, Italian, Medieval, Norwegian, Portuguese, Spanish, Swedish |
| ROSABEL f English (Rare) |
| ROSABELLA f Italian |
| ROSALBA f Italian |
| ROSÁLIA f Portuguese |
| ROSALÍA f Galician, Spanish |
| ROSALIA f Italian, Late Roman |
| ROSALIE f English, French, German |
| ROSALVA f Spanish |
| ROSANGELA f Italian |
| ROSANNA f English, Italian |
| ROSANNAH f English (Rare) |
| ROSANNE f Dutch, English |
| ROSE f English, French |
| ROSEANN f English |
| ROSEANNE f English |
| ROSELLA f Italian |
| ROSELLE f French (Rare) |
| ROSEMARIE f English, German |
| ROSEMARY f English |
| ROSENDA f Spanish |
| ROSENDO m Spanish |
| ROSETTA f Italian |
| ROSETTE f French |
| ROSHEEN f Irish |
| ROSIE f English |
| ROSINA f Italian |
| ROSINE f French |
| ROSINHA f Portuguese |
| ROSITA f Spanish |
| ROSSELLA f Italian |
| ROSWITHA f German |
| ROSY f English |
| ROTHAID f Ancient Germanic |
| ROUL m Medieval English, Medieval French |
| ROWLAND m English |
| ROWLEY m English |
| ROYCE m English |
| ROYSE f Medieval English |
| ROYSTON m English (Rare) |
| RÓŻA f Polish |
| RÓZA f Hungarian |
| ROZA (1) f Bulgarian, Macedonian, Russian, Slovene |
| ROZA (2) f Ancient Germanic |
| ROZÁLIA f Hungarian |
| ROZALIA f Polish, Romanian |
| ROZĀLIJA f Latvian |
| ROZALIJA f Croatian, Lithuanian, Macedonian, Slovene |
| ROZALIYA f Russian |
| ROZANNE f English |
| ROŽĖ f Lithuanian |
| ROZIKA f Croatian |
| RÓZSA f Hungarian |
| RÓZSI f Hungarian |
| RUARC m Irish |
| RUDESIND m Ancient Germanic |
| RUDI m German, Hungarian |
| RÜDIGER m German |
| RUDOLF m Armenian, Croatian, Czech, Danish, Dutch, German, Hungarian, Norwegian, Polish, Russian, Slovene, Swedish |
| RUDOLPH m English |
| RUDY m English |
| RUEDI m German (Swiss) |
| RUGGERO m Italian |
| RUGGIERO m Italian |
| RUI m Portuguese |
| RUPERT m Dutch, English, Low German, Polish |
| RUPERTA f Spanish |
| RUPERTO m Spanish |
| RUPRECHT m Low German (Archaic) |
| RURIK m Russian |
| RUTGER m Dutch |
| RUTH (2) m Limburgish |
| RUUD m Dutch |
| RUY m Portuguese, Spanish |
| RUŽA f Croatian, Serbian |
| RŮŽENA f Czech |
| RUZHA f Bulgarian, Macedonian |
| RUŽICA f Croatian |
| ZALA f Slovene |
