Achternamen
| Achternaam | Aantal |
|---|---|
| Ubachs | 172 |
| Ubaghs | 59 |
| Ubags | 42 |
| Ubben | 33 |
| Ubbink | 3 |
| Ubels | 1 |
| Ubink | 3 |
| Ucher | 1 |
| Uden, van | 42 |
| Udink | 1 |
| Udo | 2 |
| Uebach | 2 |
| Uebachs | 3 |
| Uebelgönne | 1 |
| Ueberbach | 10 |
| Ueffing | 2 |
| Uelderink | 1 |
| Uem, van | 2 |
| Uerlings | 2 |
| Uffelen, van | 6 |
| Uffelie | 1 |
| Uffelt, van | 1 |
| Uffing | 2 |
| Uffink | 7 |
| Uggelen, van | 1 |