| Link | Location |
---|
 | Fedor Ivanov | Moscow (online), Russia |
 | Dan Iven | Columbus, Ohio, United States |
 | Dominik Jabłoński | Warsaw, Poland |
 | Robyn James | Brisbane, Australia |
 | Oswald Jan | St. Gallen, Switzerland |
 | Shelby Jansen | Madison, Wisconsin, United States |
 | Shelly Janssen | Waverly, Iowa, United States |
 | Lukasz Jarochowski | Warsaw, Poland |
 | Ted Jaskot | Mint Hill, North Carolina, United States |
 | Jacek Jaworski | Warsaw, Poland |
 | Michal Jedlička | Prague, Czech Republic |
 | Jan Jelinek | Prague, Czech Republic |
 | Antaryami Jena | Johannisburg, South Africa |
 | Karmen Jeppesen | Waverly, Iowa, United States |
 | Daniel Jerman | Prague, Czech Republic |