| Belgium (2) |
|---|
| Sporting Charleroi, | | Standard Liège, |
| | | England (1) |
|---|
| Tottenham Hotspur, |
| |
| | | Netherlands (2) |
|---|
| PSV, | | Willem II, |
| | North Macedonia (1) |
|---|
| KF Shkëndija, |
|
| | Portugal (2) |
|---|
| Rio Ave, | | Sporting CP, |
| | Scotland (3) |
|---|
| Aberdeen, | | Celtic, | | Rangers FC, |
| | Serbia (2) |
|---|
| FK Partizan, | | FK Vojvodina, |
|
| | Switzerland (1) |
|---|
| FC St. Gallen, |
| | Turkey (2) |
|---|
| Besiktas, | | Galatasaray, |
|