| Name | Meaning | Gender | Origin |
|---|
| Owen | Young fighter
| Male | Welsh |
| Parry | son of Harry | Male | Welsh |
| Penn | enclosure | Male | English |
| Rhett | Enthusiastic, stream.
| Male | English |
| Rhianna | Great queen, goddess, nymph | Unisex | Welsh |
| Rhys | ardor | Male | Welsh |
| Robyn | | Unisex | |
| Roland | from the famous land | Male | |
| Seren | for Serendipidity | Male | Welsh |
| Seth | The appointed by God | Male | Hebrew |
| Siani | God Is Gracious | Unisex | Welsh |
| Sin | | Unisex | |
| Sir | | Unisex | Hebrew |
| Tad | Aramaic, meaning unclear, possibly from Theodore, gift of God | Male | English |
| Taffy | Sticky candy | Male | Welsh |
| Taliesin | shining brow | Male | Welsh |
| Tegan | doe | Unisex | |
| Travis | crossing | Male | |
| Trevor | Neville's toad.
| Male | Welsh |
| Tristan | A knight
| Male | Celtic |
| Tristin | | Unisex | |
| Trystan | Calmitous, From an ancient Celtic prince. Variant of Tristan.
| Male | |
| Tyce | | Unisex | |
| Ungus | One vigor
| Male | |
| Vaughn | Small | Male | Celtic |