Portugal – Greece
Referee: David Coote (ENG, photo)
Assistant Referee 1: Nick Hopton (ENG)
Assistant Referee 2: James Mainwaring (ENG)
Fourth Official: Michael Salisbury (ENG)
Referee Observer: Ognjen Valjić (BIH)
Wales – Netherlands
Referee: David Šmajc (SVN)
Assistant Referee 1: David Gabrovec (SVN)
Assistant Referee 2: Tomaž Černe (SVN)
Fourth Official: Dejan Balažič (SVN)
Referee Observer: Cyril Zimmermann (SUI)
Gibraltar – Bulgaria
Referee: Alessandro Dudic (SUI)
Assistant Referee 1: Jan Köbeli (SUI)
Assistant Referee 2: Alain Heiniger (SUI)
Fourth Official: Lionel Tschudi (SUI)
Referee Observer: Calum Murray (SCO)
Iceland – Cyprus
Referee: Damian Sylwestrzak (POL)
Assistant Referee 1: Bartosz Kaszyński (POL)
Assistant Referee 2: Adam Karasewicz (POL)
Fourth Official: Pawel Malec (POL)
Referee Observer: Andreas Schluchter (SUI)
Armenia – Ukraine
Referee: Thomas Owen (WAL)
Assistant Referee 1: Daniel Beckett (WAL)
Assistant Referee 2: Harry Hendricks (WAL)
Fourth Official: Bryn Markham-Jones (WAL)
Referee Observer: Salustia Cipres (AND)
Czech Republic – Andorra
Referee: Marcel Bîrsan (ROU)
Assistant Referee 1: Radu Ghinguleac (ROU)
Assistant Referee 2: George Neacșu (ROU)
Fourth Official: Sorin Antonie (ROU)
Referee Observer: Gunnar Jonsson (ISL)
Albania – Kosovo
Referee: Marian Barbu (ROU)
Assistant Referee 1: Mihai Marica (ROU)
Assistant Referee 2: Imre Bucsi (ROU)
Fourth Official: Lucian Rusandu (ROU)
Referee Observer: Christos Nikolaidis (CYP)
England – Slovenia
Referee: Krzysztof Jakubik (POL)
Assistant Referee 1: Arkadiusz Wojcik (POL)
Assistant Referee 2: Tomasz Niemirowski (POL)
Fourth Official: Damian Kos (POL)
Referee Observer: Tony Asumaa (FIN)
Italy – Ireland
Referee: Gergő Bogar (HUN)
Assistant Referee 1: Theodoros Georgiou (HUN)
Assistant Referee 2: Gergő Vígh-Tarsonyi (HUN)
Fourth Official: Mihaly Kapraly (HUN)
Referee Observer: Bernardino Gonzalez Vazquez (ESP)
Norway – Azerbaijan
Referee: Luka Bilbija (BIH)
Assistant Referee 1: Goran Dujak (BIH)
Assistant Referee 2: Amer Macić (BIH)
Fourth Official: Antoni Bandić (BIH)
Referee Observer: Ladislav Gadoši (SVK)
Wales – Gibraltar
Referee: Chrysovalandis Theouli (CYP)
Assistant Referee 1: Marios Kalogirou (CYP)
Assistant Referee 2: Pavlos Georgiou (CYP)
Fourth Official: Georgios Nikolaou (CYP)
Referee Observer: Luc Wouters (BEL)
Denmark – Turkey
Referee: Miguel Nogueira (POR)
Assistant Referee 1: Rui Teixeira (POR)
Assistant Referee 2: Paulo Bras (POR)
Fourth Official: Andre Narciso (POR)
Referee Observer: Viktor Kassai (HUN)
