FIFA U-20 World Cup 2017 – Group Stage (Matches 5-8)

21 May 2017

Zambia – Portugal
Referee: Cesar Ramos (MEX, photo)
Assistant Referee 1: Marvin Torrentera (MEX)
Assistant Referee 2: Miguel Hernandez (MEX)

Fourth Official: Yadel Martinez (CUB)
VAR 1: Roberto Garcia (MEX)
VAR 2: John Pitti (PAN)

Iran – Costa Rica
Referee: Jonas Eriksson (SWE)
Assistant Referee 1: Mathias Klasenius (SWE)
Assistant Referee 2: Daniel Warnmark (SWE)
Fourth Official: Ivan Kruzliak (SVK)
VAR 1: Daniele Orsato (ITA)
VAR 2: Anastasios Sidiropoulos (GRE)

South Africa – Japan
Referee: Matthew Conger (NZL)
Assistant Referee 1: Simon Lount (NZL)
Assistant Referee 2: Tevita Makasini (TGA)
Fourth Official: Diego Haro (PER)
VAR 1: Nicholas Waldron (NZL)
VAR 2: Pavel Kralovec (CZE)

Italy – Uruguay
Referee: Walter Lopez (GUA)
Assistant Referee 1: Gerson Lopez (GUA)
Assistant Referee 2: Hermenerito Leal (GUA)
Fourth Official: Norbert Hauata (TAH)
VAR 1: Ricardo Montero (CRC)
VAR 2: Gery Vargas (BOL)