| Austria (1) |
|---|
| Red Bull Salzburg, |
| | Czech Republic (1) |
|---|
| Viktoria Plzeň, |
| | | France (2) |
|---|
| Olympique Lyon, | | Olympique Marseille, |
|
| Germany (2) |
|---|
| Borussia Dortmund, | | RB Leipzig, |
| | Italy (2) |
|---|
| AC Milan, | | Lazio Roma, |
| | | Russia (3) |
|---|
| CSKA Moskva, | | FC Zenit, | | Lokomotiv Moskva, |
|
| Spain (2) |
|---|
| Athletic Club, | | Atlético Madrid, |
| |