| Roman | A person from the city of Rome. |
| Romana | From Rome; Romantic. Fascinating. |
| Romano | One who hails from Roman lands. |
| Romeo | A pilgrim traveling to Rome. |
| Ronaldo | Rules with counsel. Form of Ronald. |
| Roque | A name meaning a place of rest. |
| Rosalia | A name meaning a garland of roses. |
| Rosalind | A name meaning gentle horse. |
| Rosalinda | A name meaning pretty rose. |
| Rosalinde | A name meaning soft horse. |
| Rosaline | A name meaning fair rose. |
| Rosalyn | A name meaning lovely rose. |
| Rosamaria | A name meaning rose of Mary. |
| Rosario | Derived from the rosary beads. |
| RosIyn | A variant meaning a sweet rose bud. |
| Roz | Derived from rosalind |
| Ruana | Musical Instrument; One who is musically inclined; Poncho |
| Rufa | Derived from Latin meaning reddish. |
| Rufina | A feminine name meaning redhaired. |
| Rufio | A name meaning red or reddishhaired. |
| Rufo | Derived from the Latin word for red. |
| Rusk | A name meaning a dry biscuit. |
| Sabana | From the open plain |
| Sabina | Ancient Sabine tribe; Derives From Sabine; From the name SABINE; A Sabine; A Sabine. From an ancient Roman tribe name, Sabinus. |
| Sabino | Derived from the ancient Sabine tribe. |
| Sabria | From Cyprus.; Daughter of Cyprus.; One with knowledge |
| Sal | Savior. Diminutive of Salvador. |
| Salbatora | One who brings salvation to all. |
| Salbatore | A savior or a rescuer of souls. |
| Salma | Ambitious; Peace; Peaceful; Peaceful. Pacifist.; Peace, perfection. |
| Salomon | Peace. Variant of Shalom. |
| Salvador | One who brings salvation |
| Salvadora | A female savior or rescuer |
| Salvadore | A variant meaning the savior |
| Salvatora | A feminine form of savior |
| Salvatore | Italian name for the savior |
| Salvino | Savior. Diminutive of Salvador. |
| Sancha | A sacred or holy movement. |
| Sanchia | A name meaning sacred or holy lady. |
| Sancho | A name meaning holy or saintly person. |