| Name | Meaning | Gender | Origin |
|---|
| Rojo | Red. Rojo for males and Raja for females. | Male | Spanish |
| Roldan | powerful, mighty | Unisex | |
| Roman | citizen of Rome | Male | Latin |
| Romano | Roman | Unisex | Italian |
| Romeo | pilgrim to Rome | Male | Italian |
| Ronaldo | Advisor, Ruler | Unisex | Portuguese |
| Rosario | rosary | Male | Italian |
| Ruben | beholf of a son | Unisex | |
| Sal | Spanish from Latin Salvator, savior | Male | English |
| Salvador | saviour | Male | Spanish |
| Salvatore | savior | Male | Italian |
| Samba | | Unisex | |
| Sanchez | | Unisex | |
| Sancho | Spanish, saint, holy | Male | Spanish |
| Savanna | From The Open Plain | Unisex | Spanish |
| Sebastian | An august person | Male | Latin |
| Silvio | from the sitcom The Sopranos | Male | Italian |
| Stefano | Crown of laurels
| Male | Italian |
| Susi | | Unisex | Hebrew |
| Tabor | In the bible Mt. Tabor is a landmark mountain near Nazareth.
| Male | Hebrew |
| Tadeo | Praise
| Male | Spanish |
| Tajo | Day
| Male | |
| Tavio | Abbreviation of Octavio eighth.
| Male | |
| Tito | Latin, meaning unknown | Male | Spanish |
| Tobias | From the Hebrew Tobiah Jah is good.
| Male | Greek |