| | Czech Republic (1) |
|---|
| Viktoria Plzeň, |
| | England (3) |
|---|
| Aston Villa, | | Liverpool, | | West Ham United, |
| | France (3) |
|---|
| Lille, | | Olympique Marseille, | | Paris Saint-Germain, |
|
| Germany (2) |
|---|
| Bayer Leverkusen, | | Borussia Dortmund, |
| | Greece (2) |
|---|
| Olympiacos Piraeus, | | PAOK FC, |
| | Italy (4) |
|---|
| AC Milan, | | AS Roma, | | Atalanta, | | Fiorentina, |
| |
| Spain (2) |
|---|
| Atlético Madrid, | | Barcelona, |
| |