| Reidun | Lovely in the nest. |
| Reifr | Originates from the Old Norse language, meaning joyous. |
| Reign | Dominance or widespread influence |
| Reigne | French surname derived from 'reign,' implying royal or noble lineage and authority. |
| Reignier | Henry VI, Part 1' Reignier, Duke of Anjou, and titular King of Naples. |
| Reihan | Meaning a fragrant sweet basil herb. |
| Reihana | Sweet Fragrance Flower; Sweet Basil |
| Reileigh | Variant of Riley. |
| Reilley | Rye. Form of Ryley. |
| Reilly | Surname. Rye. Form of Ryley. |
| Reily | Meaning courageous and valiant one. |
| Reina | Clean.; Peaceful, Queen; Queen |
| Reinald | Form of Reginald; Counsel Power; Advice; Decision Ruler |
| Reinaldo | Wise Ruler; Rule; Form of Reginald; Counsel Power |
| Reinaldos | Form of Reginald; Counsel Power |
| Reine | A name meaning queen or ruler. |
| Reiner | Meaning a wise and strong counselor. |
| Reinhard | Mighty and brave or strong judgment |
| Reinheld | Meaning a strong, wise protector. |
| Reinhelda | Meaning a powerful, wise woman. |
| Reinhold | Wise protector. |
| Reinie | Meaning a pure and clean person. |
| Reinold | Form of Reginald; Counsel Power; Advice; Decision |
| Reinshaw | From the Raven Woods |
| Reinwald | Form of Reginald; Counsel Power |
| Reis | Meaning a giant or a traveler. |
| Reist | Son of Bjam Isle. |
| Reit | A name meaning a path or a road. |
| REIZO | cool; calm; well-groomed |
| Rejani | One who brings the night time. |
| Rejeesh | A person who is a great leader. |
| Reji | One who is a kingly individual. |
| Rejmina | Charming Face; Golden Heart; Loveable |
| Rek | Warrior. An Old Danish name from the Viking age. |
| Reka | A name meaning a line or a streak. |
| Rekarsh | One who is a bright shining star. |
| Rekem | Vain pictures, divers picture. |
| Rekha | Fine.; Line; Line; Limit; Line; Artwork; One who walks a straight line |
| Rekki | A name meaning a small treasure. |
| Relangi | One who brings great happiness. |