| Link | Location |
|---|---|
| Xander Jansen | Amsterdam, Netherlands |
| Aleksandrs Jansons | Riga, Latvia |
| Gerard Janssen | Utrecht, Netherlands |
| Johan Janssen | Nederweert, Netherlands |
| Konrad Janssen | Amersfoort, Netherlands |
| Peter Janssens | Gent, Belgium |
| Martin Jarčík | London, United Kingdom |
| Andrew Jarding | Arlington, Virginia, United States |
| Hubert Jarosz | London, United Kingdom |
| Joel Järvela | Tallinn, Estonia |
| Suvi Järvinen | Helsinki, Finland |
| Jan Jasek | Brno, Czech Republic |
| Marcin Jasiński | Warsaw, Poland |
| Alexander Jasper | Berlin, Germany |
| Hanno Jaspers | Munich, Germany |
