 | Jhonatan ("From São José dos Campos, Brazil. Student of Aeronautic and Space engineering at...") | Jords ("Middle aged chap, living in south east asia. work on computer systems at work and at play!...") | |
| Jura ("МоÑква) ИнтереÑов много и...") |  | Julian Bonsall-Shepard ("I am an aspiring aerospace engineer, artist, inventor, taoist, guitarist, philosopher,...") | |
| Jure Pokerznik ("I'm currently attending Faculty of Electrical Engineering and Computer Science, University...") | Jiri Spejchal ("Hello, my name is Jirka and I'm from Czech Republic. I work as a risk analyst. I graduated...") | ||
 | John Pellman ("I'm an open / citizen science enthusiast who hails from New York.") |  | JayPi2 ("Besides hiking and skiing in the Alps I am traveling around the world. Now I have visited...") |
 | John Richard Kerr |  | jeffnJenn ("Husband and wife team living the dream in Gilbert AZ!") |
