| Austria (2) |
|---|
| Red Bull Salzburg, | | Sturm Graz, |
| | | Belgium (1) |
|---|
| Union Saint-Gilloise, |
| |
| Cyprus (2) |
|---|
| AEK Larnaca, | | Omonia Nicosia, |
| | Denmark (1) |
|---|
| FC Midtjylland, |
| | England (2) |
|---|
| Arsenal, | | Manchester United, |
| |
| France (3) |
|---|
| AS Monaco, | | FC Nantes, | | Stade Rennais, |
| | Germany (3) |
|---|
| Bayer Leverkusen, | | SC Freiburg, | | Union Berlin, |
| | Greece (1) |
|---|
| Olympiacos Piraeus, |
| |
| Italy (3) |
|---|
| AS Roma, | | Juventus, | | Lazio Roma, |
| | Moldova (1) |
|---|
| Sheriff Tiraspol, |
| | Netherlands (3) |
|---|
| Ajax, | | Feyenoord, | | PSV, |
| |
| Portugal (2) |
|---|
| Sporting Braga, | | Sporting CP, |
| | | Spain (4) |
|---|
| Barcelona, | | Real Betis, | | Real Sociedad, | | Sevilla, |
| |
| Switzerland (1) |
|---|
| FC Zürich, |
| | Turkey (2) |
|---|
| Fenerbahçe, | | Trabzonspor, |
| | Ukraine (2) |
|---|
| Dynamo Kyiv, | | Shakhtar Donetsk, |
|