| Sonrisa | Spanish word meaning a happy smile. |
| Stefano | Crown of laurels |
| Suelita | A small and lovely flower. |
| Susana | Lily Variant of Hebrew Susannah. In the apocryphal Book of Tobit Susannah courageously defended herself against wrongful accusation. White lilies grew in the Biblical city of Susa in Persia. |
| Tabor | Plays a small drum |
| Tabora | Plays a small drum |
| Tadeo | A name meaning heart or praise. |
| Taffia | an angels new love |
| Tajo | A name meaning the crown |
| Tanis | Spanish abbreviation of Estanislao make famous from the name borne by several Slavic kings and three saints. |
| Taurino | Bull-like. The constellation Taurus. |
| Tauro | Bull-like. The constellation Taurus. |
| Tea | A name meaning divine blessing. |
| Tejana | One who shines with brilliance. |
| Tejano | A person of radiant character. |
| Telma | Variant of Greek Thelma Will: wilful. |
| Teo | God. Abbreviation of names like Mateo and Teodor. |
| Teodor | A gift from the divine God. |
| Teodora | God given. Feminine of Theodore. |
| Teodoro | Spanish form of Theodore gift from God |
| Terceira | Portuguese name meaning the third one. |
| Terciero | A Spanish name meaning the third born. |
| Teresa | Variant of Theresa. Name of two popular saints Teresa of Avila and Therese of Lisieux |
| Teresita | Variant of Theresa which is a popular saint's name of uncertain meaning. |
| Teyo | God. Abbreviation of names like Mateo and Teodor. |
| Tiago | A name meaning the supplanter. |
| Tibby | Beautiful. Diminutive of Isabel: Devoted to God. A Spanish variant of Elizabeth. The Latinized Variant, Isabella, has become popular since the 19th century. |
| Tiburon | Spanish word for a large shark. |
| Tierra | A Spanish name meaning the earth. |
| Timo | Variant of Timothy one who honors God. |
| Timoteo | Variant of Timothy one who honors God. |
| Tito | A name meaning of the giants. |
| Tohias | God is gracious and merciful. |
| Toli | A name meaning one who is very humble. |
| Tonio | highly praiseworthy. From Anthony. |
| Toro | Bull-like. The constellation Taurus. |
| Toya | Surname meaning house door, or door into the valley.; Form Of Tory; Victorious; Water |
| Tranquilla | One who brings peaceful calm. |
| Trella | A star or celestial light. |
| Trinidad | after the caribbean island |