| Österreich (3) |
|---|
| Austria Wien, | | Rapid Wien, | | Red Bull Salzburg, |
| | Aserbaidschan (2) |
|---|
| Qäbälä, | | Qarabağ, |
| | Belgien (4) |
|---|
| AA Gent, | | Anderlecht, | | Racing Genk, | | Standard Liège, |
| |
| | Tschechien (3) |
|---|
| Slovan Liberec, | | Sparta Praha, | | Viktoria Plzeň, |
| | Dänemark (1) |
|---|
| FC København, |
| | England (3) |
|---|
| Manchester United, | | Southampton, | | Tottenham Hotspur, |
|
| Frankreich (3) |
|---|
| Olympique Lyon, | | Olympique Nice, | | Saint-Etienne, |
| | Deutschland (3) |
|---|
| Borussia M'gladbach, | | Mainz 05, | | Schalke 04, |
| | Griechenland (3) |
|---|
| Olympiacos Piraeus, | | Panathinaikos, | | PAOK FC, |
| |
| Israel (2) |
|---|
| Hapoel Beer-Sheva, | | Maccabi Tel Aviv, |
| | Italien (4) |
|---|
| AS Roma, | | Fiorentina, | | Internazionale, | | Sassuolo, |
| | | Die Niederlande (3) |
|---|
| Ajax, | | AZ, | | Feyenoord, |
|
| | Portugal (1) |
|---|
| Sporting Braga, |
| | Rumänien (2) |
|---|
| FC Astra Giurgiu, | | Steaua Bucureşti, |
| | Russland (3) |
|---|
| FC Krasnodar, | | FC Rostov, | | FC Zenit, |
|
| Spanien (3) |
|---|
| Athletic Club, | | Celta de Vigo, | | Villarreal, |
| | Schweiz (2) |
|---|
| FC Zürich, | | Young Boys, |
| | Türkei (4) |
|---|
| Besiktas, | | Fenerbahçe, | | Konyaspor, | | Osmanlıspor, |
| | Ukraine (2) |
|---|
| Shakhtar Donetsk, | | Zorya Luhansk, |
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