| School Name | Country | Region |
|---|---|---|
| Whanganui Collegiate School | New Zealand | Australasia and East Asia |
| Wilderness School | Australia | Australasia and East Asia |
| Windermere School | United Kingdom | Europe and the Mediterranean |
| Woodleigh School | Australia | Australasia and East Asia |
| Woodridge College and Preparatory School | South Africa | Africa |
| Wycliffe College | United Kingdom | Europe and the Mediterranean |
| Wyoming Seminary | United States | Americas |
| Yadavindra Public School | India | South Asia and the Gulf |
| Yakumo Academy | Japan | Australasia and East Asia |
