| Link | Location |
|---|
 | Jerry Sielagoski | Auburn Hills, Michigan, United States |
 | Frederic Siepmann | Munich, Germany |
| Tomasz Sierpinski | Wroclaw, Poland |
| Kok Ewe Siew | Penang, Malaysia |
| Matthieu Siggen | Melbourne, Australia |
| Lilian Sigl | Unterschleißheim, Germany |
 | John Sigler | Dallas, Texas, United States |
| Fransien Sijtsma | Amsterdam, Netherlands |
| Pranay Sikchi | Singapore, Singapore |
 | Gyan Sikdar | Munich, Germany |
| Jacek Sikora | Munich, Germany |
| Szymon Sikora | Krakow, Poland |
| Mateusz Siłaczewski | Oslo, Norway |
| Horst Silberhorn | Nürnberg, Germany |
 | Vladimirs Silins | Riga, Latvia |
