Iran won its first title in the competition, defeating Italy in the final.

Teams were seeded in the first two positions of each pool following the serpentine system according to their FIVB U21 World Ranking as of January 2019.

[6] FIVB reserved the right to seed the hosts as head of pool A regardless of the U21 World Ranking.

All teams not seeded were drawn to take other available positions in the remaining lines, following the U21 World Ranking.

Bahrain (Hosts) Cuba (1) Russia (2) Poland (3) Brazil (4) Iran (5) Argentina (6) China (7) Canada (8) Egypt (9) Czech Republic (10) Morocco (11) Italy (12) Tunisia (12) South Korea (15) Puerto Rico (77) There were sixteen referees from 5 continental confederations in this tournament.