| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 6241 | Trumble | English | Strong or bold. | M | |
| 6242 | Trumen | English | Loyal. | M | |
| 6243 | Trumhall | English | Strong or bold. | M | |
| 6244 | Tryp | English | Traveler. | M | |
| 6245 | Trypp | English | Traveler. | M | |
| 6246 | Tucker | English | Tucker of doth. | M | |
| 6247 | Tuckere | English | Tucker of doth. | M | |
| 6248 | Tuesday | English | Born on Tuesday. | F | |
| 6249 | Tunleah | English | From the town meadow. | M | |
| 6250 | Tupper | English | Ram herder. | M | |
| 6251 | Tuppere | English | Ram herder. | M | |
| 6252 | Turner | English | Lathe worker. | M | |
| 6253 | Twain | English | Cut in two. | M | |
| 6254 | Twein | English | Cut in two. | M | |
| 6255 | Twiford | English | From the double river ford. | M | |
| 6256 | Twitchel | English | Lives on a narrow passage. | M | |
| 6257 | Twitchell | English | Lives on a narrow passage. | M | |
| 6258 | Twyford | English | From the double river ford. | M | |
| 6259 | Twyla | English | Woven. | F | |
| 6260 | Ty | English | Abbreviation for names beginning with 'Ty-.'. | M | |