Croatia
Goalkeepers: Dominik Livaković (Dinamo Zagreb), Lovre Kalinić (Hajduk Split), Simon Sluga (Luton)
Defenders: Šime Vrsaljko (Atlético Madrid), Borna Barišić (Rangers), Duje Ćaleta-Car (Marseille), Dejan Lovren (Zenit), Josip Juranović (Legia Warszawa), Domagoj Vida (Beşiktaş), Joško Gvardiol (Leipzig), Domagoj Bradarić (LOSC Lille), Mile Škorić (Osijek)
Midfielders: Mateo Kovačić (Chelsea), Luka Modrić (Real Madrid), Marcelo Brozović (Inter Milan), Milan Badelj (Genoa), Nikola Vlašić (CSKA Moskva), Mario Pašalić (Atalanta), Ivan Perišić (Inter Milan), Josip Brekalo (Wolfsburg), Mislav Oršić (Dinamo Zagreb), Luka Ivanušec (Dinamo Zagreb)
Forwards: Ante Rebić (AC Milan), Bruno Petković (Dinamo Zagreb), Ante Budimir (Osasuna), Andrej Kramarić (Hoffenheim)
Hungary provisional squad
Goalkeepers: Ádám Bogdán (Ferencváros), Dénes Dibusz (Ferencváros), Péter Gulácsi (Leipzig), Balázs Tóth (Puskás Akademia)
Defenders: Bendegúz Bolla (Fehérvár), Endre Botka (Ferencváros), Attila Fiola (Fehérvár), Szilveszter Hangya (Fehérvár), Ákos Kecskés (Lugano), Ádám Lang (Omonoia), Gergő Lovrencsics (Ferencváros), Willi Orbán (Leipzig), Csaba Spandler (Puskás Akademia), Attila Szalai (Fenerbahçe)
Midfielders: Tamás Cseri (Mezőkövesd), Dániel Gazdag (Budapest Honvéd), Filip Holender (Partizan), László Kleinheisler (Osijek), Ádám Nagy (Bristol City), Loďc Négo (Fehérvár), Ándras Schäfer (Dunajská Streda), Dávid Sigér (Ferencváros), Dominik Szoboszlai (Leipzig)
Forwards: János Hahn (Paks), Nemanja Nikolić (Fehérvár), Roland Sallai (Freiburg), Szabolcs Schön (Dallas), Ádám Szalai (Mainz), Kevin Varga (Kasımpaşa), Roland Varga (MTK Budapest)
Netherlands provisional squad
Goalkeepers: Marco Bizot (AZ), Jasper Cillessen (Valencia), Tim Krul (Norwich), Maarten Stekelenburg (Ajax)
Defenders: Patrick van Aanholt (Crystal Palace), Nathan Aké (Manchester City), Daley Blind (Ajax), Denzel Dumfries (PSV), Hans Hateboer (Atalanta), Rick Karsdorp (Roma), Matthijs de Ligt (Juventus), Jeremiah St. Juste (Mainz), Kenny Tete (Fulham), Jurriën Timber (Ajax), Joël Veltman (Brighton), Stefan de Vrij (Inter Milan), Owen Wijndal (AZ)
Midfielders: Donny van de Beek (Manchester United), Ryan Gravenberch (Ajax), Frenkie de Jong (Barcelona), Davy Klaassen (Ajax), Teun Koopmeiners (AZ), Marten de Roon (Atalanta), Tonny Vilhena (Krasnodar), Georginio Wijnaldum (Liverpool)
Forwards: Steven Berghuis (Feyenoord), Steven Bergwijn (Tottenham), Anwar El Ghazi (Aston Villa), Cody Gakpo (PSV), Luuk de Jong (Sevilla), Donyell Malen (PSV), Memphis Depay (Lyon), Quincy Promes (Spartak Moskva), Wout Weghorst (Wolfsburg)
Russia provisional squad
Goalkeepers: Yuri Dyupin (Rubin), Andrei Lunev (Zenit), Matvei Safonov (Krasnodar), Anton Shunin (Dinamo Moskva)
Defenders: Georgi Dzhikiya (Spartak Moskva), Igor Diveev (CSKA Moskva), Roman Yevgenyev (Dinamo Moskva), Yuri Zhirkov (Zenit), Vyacheslav Karavaev (Zenit), Fedor Kudryashov (Antalyaspor), Ilya Samoshnikov (Rubin), Andrei Semenov (Akhmat)
Midfielders: Dmitri Barinov (Lokomotiv Moskva), Rifat Zhemaletdinov (Lokomotiv Moskva), Maksim Mukhin (Lokomotiv Moskva), Aleksandr Golovin (Monaco), Arsen Zakharyan (Dinamo Moskva), Daniil Fomin (Dinamo Moskva), Roman Zobnin (Spartak Moskva), Alexei Ionov (Krasnodar), Daler Kuzyayev (Zenit), Andrei Mostovoy (Zenit), Magomed Ozdoev (Zenit), Denis Makarov (Rubin), Aleksei Miranchuk (Atalanta), Denis Cheryshev (Valencia)
Forwards: Artem Dzyuba (Zenit), Anton Zabolotny (Sochi), Aleksandr Sobolev (Spartak Moskva)
Turkey provisional squad
Goalkeepers: Mert Günok (İstanbul Başakşehir), Uğurcan Çakır (Trabzonspor), Altay Bayındır (Fenerbahçe), Gökhan Akkan (Rizespor)
Defenders: Zeki Çelik (LOSC Lille), Mert Müldür (Sassuolo), Merih Demiral (Juventus), Ozan Kabak (Liverpool), Çağlar Söyüncü (Leicester), Kaan Ayhan (Sassuolo), Umut Meraş (Le Havre), Rıdvan Yılmaz (Beşiktaş)
Midfielders: Abdülkadir Ömür (Trabzonspor), Cengiz Ünder (Leicester), Efecan Karaca (Alanyaspor), Halil Akbunar (Göztepe), Dorukhan Toköz (Beşiktaş), İrfan Can Kahveci (Fenerbahçe), Mahmut Tekdemir (İstanbul Başakşehir), Okay Yokuşlu (West Brom), Orkun Kökçü (Feyenoord), Ozan Tufan (Fenerbahçe), Taylan Antalyalı (Galatasaray), Hakan Çalhanoğlu (AC Milan), Yusuf Yazıcı (LOSC Lille)
Forwards: Burak Yılmaz (LOSC Lille), Enes Ünal (Getafe), Halil İbrahim Dervişoğlu (Galatasaray), Kenan Karaman (Fortuna Düsseldorf), Kerem Aktürkoğlu (Galatasaray
Ukraine provisional squad
Goalkeepers: Georgiy Bushchan (Dynamo Kyiv), Andriy Lunin (Real Madrid), Andriy Pyatov (Shakhtar Donetsk), Anatolii Trubin (Shakhtar Donetsk)
Defenders: Eduard Sobol (Club Brugge), Illia Zabarnyi (Dynamo Kyiv), Viktor Korniienko (Shakhtar Donetsk), Serhiy Kryvtsov (Shakhtar Donetsk), Denys Popov (Dynamo Kyiv), Oleksandr Syrota (Dynamo Kyiv), Oleksandr Tymchyk (Dynamo Kyiv), Bogdan Mykhaylichenko (Anderlecht), Vitaliy Mykolenko (Dynamo Kyiv), Oleksandr Karavaev (Dynamo Kyiv), Mykola Matviyenko (Shakhtar Donetsk)
Midfielders: Serhiy Sydorchuk (Dynamo Kyiv), Volodymyr Shepeliev (Dynamo Kyiv), Ruslan Malinovskyi (Atalanta), Mykola Shaparenko (Dynamo Kyiv), Yevhen Konoplyanka (Shakhtar Donetsk), Marlos (Shakhtar Donetsk), Yevhen Makarenko (Kortrijk), Viktor Kovalenko (Atalanta), Oleksandr Zinchenko (Manchester City), Viktor Tsygankov (Dynamo Kyiv), Vitaliy Buyalskiy (Dynamo Kyiv), Taras Stepanenko (Shakhtar Donetsk), Andriy Yarmolenko (West Ham), Oleksandr Zubkov (Ferencváros), Heorhii Sudakov (Shakhtar Donetsk), Oleksandr Andriyevskiy (Dynamo Kyiv), Bogdan Lednev (Dynamo Kyiv), Artem Bondarenko (Mariupol)
Forwards: Roman Yaremchuk (Gent), Artem Besedin (Dynamo Kyiv), Artem Dovbyk (Dnipro-1)