| Name | Meaning | Gender | Origin |
|---|
| Simon | he who hears | Male | Hebrew |
| Sunny | Abounding in sunshine, cheerful | Male | Nickname |
| Sunshine | Rays from the sun. Cheerfulness | Female | Word |
| Tate | to be cheerful; windy, a great talker | Male | English |
| Thaddeus | Praise be to God | Male | Aramaic |
| Timon | worthy | Male | Greek |
| Tommy | From Thomas - The twin. | Male | English |
| Toulouse | after a kitten in the movie Aristocats | Male | |
| Trixie | she who brings happiness | Female | Latin |
| Trixie | she who brings happiness | Female | Latin |
| Violet | purple | Female | Latin |
| Willie | English from German, resolute protection | Male | English |
| Winston | From a friend's estate. joy stone, victory town | Male | English |
| Xaviera | Bright: splendid. Feminine of Xavier.
| Female | Feminine |
| Zelig | the blessed one | Male | Yiddish |