| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 6281 | Udayle | English | From the yew tree valley. | M | |
| 6282 | Udell | English | From the yew tree valley. | M | |
| 6283 | Udolf | English | Wealthy wolf. | M | |
| 6284 | Udolph | English | Wealthy wolf. | M | |
| 6285 | Uldwyna | English | Special friend. | F | |
| 6286 | Ulfred | English | Wolf of peace. | M | |
| 6287 | Ulger | English | Wolf spear. | M | |
| 6288 | Ullock | English | Wolf sport. | M | |
| 6289 | Ullok | English | Wolf sport. | M | |
| 6290 | Ulmar | English | Wolf famous. | M | |
| 6291 | Ulmarr | English | Wolf famous. | M | |
| 6292 | Ulric | English | Wolf ruler. | M | |
| 6293 | Ulrica | English | Feminine form of Ulric: Wolf ruler. | F | |
| 6294 | Ulvelaik | English | Wolf sport. | M | |
| 6295 | Una | English | One. | F | |
| 6296 | Unity | English | Unity. A quality adopted for use as a first name by the Puritans after the Reformation. | F | |
| 6297 | Unwin | English | Unfriendly. | M | |
| 6298 | Unwine | English | Unfriendly. | M | |
| 6299 | Unwyn | English | Unfriendly. | M | |
| 6300 | Upchurch | English | From the upper church. | M | |