Participants
| Mohamed Ahmed Wageih Mahmoud | Egypt | 
| Shereen Wahbeh | Jordan | 
| Tom Wang | United States of America | 
| Gayathri Warnasuriya | Sri Lanka | 
| James Watt | United Kingdom | 
| Joëlle Webb | United Kingdom | 
| Christopher Webb | United Kingdom | 
| Pan Weifang | |
| James Welch | United States of America | 
| Seth Weldon | United States of America | 
| Topher White | United States of America | 
| Kirstie Wild | United Kingdom | 
| Tim Willcox | United Kingdom | 
| Bonnie Wolff-Boenisch | Germany | 
| Henry Wooster | |
| Endashaw Wordoffa | Ethiopia | 
| Oronde Wright | |
| Jun Wu | China | 
| Ali Yaacoub | Lebanon | 
| Bana Yaghmour | Jordan | 
| Mohammed Yahia | Egypt | 
| Mageed Yahia | Sudan | 
| SYIN-YI YANG | Taipei (Chinese) | 
| Yanto | Indonesia | 
| Ayman Yasin | |
| Mohammad Yasser | Jordan | 
| Enas Yehya | Jordan |