| Austria (1) |
|---|
| Red Bull Salzburg, |
| | | Belgium (1) |
|---|
| Zulte-Waregem, |
| | Czech Republic (1) |
|---|
| Viktoria Plzeň, |
|
| | | France (2) |
|---|
| Olympique Marseille, | | Olympique Nice, |
| | Germany (2) |
|---|
| FC Köln, | | Hertha BSC, |
|
| Israel (1) |
|---|
| Hapoel Beer-Sheva, |
| | | | North Macedonia (1) |
|---|
| FK Vardar, |
|
| | Portugal (1) |
|---|
| Vitória Guimarães, |
| | Romania (1) |
|---|
| Steaua Bucureşti, |
| | Russia (2) |
|---|
| FC Zenit, | | Lokomotiv Moskva, |
|
| | Spain (2) |
|---|
| Athletic Club, | | Real Sociedad, |
| | | Switzerland (1) |
|---|
| FC Lugano, |
|
| | Ukraine (1) |
|---|
| Zorya Luhansk, |
|