Achternamen
| Achternaam | Aantal |
|---|---|
| Jungmann | 1 |
| Jungnickl | 1 |
| Jungsberger | 1 |
| Jungschlager | 2 |
| Junius | 1 |
| Junker | 3 |
| Jurado | 1 |
| Jurasek | 1 |
| Juray | 1 |
| Jurdant | 1 |
| Juressen | 3 |
| Jurez | 2 |
| Jurgen | 8 |
| Jurgens | 23 |
| Jürgensen | 1 |
| Jurgers | 1 |
| Jurica | 1 |
| Juriëns | 2 |
| Jurriëns | 2 |
| Jurrius | 1 |
| Jussen | 19 |
| Justens | 1 |
| Juten | 1 |
| Jutjens | 1 |
| Jutte | 3 |