| Link | Location | |
|---|---|---|
 | Johan Janssen | Nederweert, Netherlands |
 | Konrad Janssen | Amersfoort, Netherlands |
 | Peter Janssens | Gent, Belgium |
| LEOR JANUAR | Jakarta, Indonesia |
 | Martin Jarčík | London, United Kingdom |
| Andrew Jarding | Arlington, Virginia, United States |
| Josh Jarnagin | Muscatine, iowa, United States |
| Hubert Jarosz | London, United Kingdom |
| Joel Järvela | Tallinn, Estonia |
| Suvi Järvinen | Helsinki, Finland |
| Jan Jasek | Brno, Czechia |
 | Marcin Jasiński | Warsaw, Poland |
 | Alexander Jasper | Berlin, Germany |
| Hanno Jaspers | Munich, Germany |
| Arkadiusz Jastrzebski | Krakow, Poland |
