J
| J.R. | Jaro | Jethe | Jorrit |
| Jaap | Jarpie | Jetje | Jorus |
| Jabba | Jarro | Jezabel | Jory |
| Jabbeke | Jasmine | Jiffa | Jos |
| Jacco | Jasper | Jill | Josefien |
| Jace | Javky | Jimmy | Josephine |
| Jack | Jazz | Jingo | Joshua |
| Jackie | Jazzie | Jinx | Josie |
| Jackson | Jazzy | Jinxy | Joska |
| Jacky | Jean Claude | Jip | Jovi |
| Jacob | Jean Paul | Jiri | Jowi |
| Jacquar | Jeaux | Jiska | Joy |
| Jade | Jedda | Jitse | Joyce |
| Jaffa | Jedi | Jochem | Juan |
| Jaka | Jellison | Jody | Juba |
| Jake | Jemi | Joe | Juca |
| Jaloe | Jenna | Joelle | Juilet |
| Jamaica | Jenga | Joepie | Jules |
| James | Jennet | Joey | Julia |
| Jamie | Jennifer | Johnnie | Julian |
| Jamina | Jenssen | Jojo | Julius |
| Jammy | Jenty | Joka | Jullie |
| Jan | Jeoffrey | Joker | Jumbo |
| Jane | Jeremiah | Jolie | Jumper |
| Janelle | Jeremy | Joliet | June |
| Janice | Jerke | Jonah | Junior |
| Janina | Jeromes | Jonko | Jupiter |
| Janneke | Jerommeke | Jonsie | Jura |
| Janos | Jerry | Jop | Jurgen |
| Jansen | Jesper | Jopje | Juul |
| Janssen | Jess | Joplin | Juultje |
| Japie | Jessie | Joppie | Juup |
| Jar El | Jessy | Jordi | Juwel |
| Jari | Jestro | Jordy | |
| Jarmara | Jet | Joris |