2019 FIVB Men's Volleyball Nations League squads

This article shows the roster of all participating teams at the 2019 FIVB Volleyball Men's Nations League. The 16 national teams involved in the tournament were required to register a squad of 21 players, which every week's 14-player roster must be selected from. Each country must declare its 14-player roster two days before the start of each week's round-robin competition.

The following is the Argentine roster in the 2019 Men's Nations League.

Head coach: Julio Velasco

The following is the Brazilian roster in the 2019 Men's Nations League.

Head coach: Renan Dal Zotto

The following is the French roster in the 2019 Men's Nations League.

Head coach: Laurent Tillie

The following is the Iranian roster in the 2019 Men's Nations League.

Head coach: Igor Kolakovic

The following is the Italy roster in the 2019 Men's Nations League.

Head coach: 🇮🇹 Gianlorenzo Blengini

The following is the Japanese roster in the 2019 Men's Nations League.

Head coach: Yuichi Nakagaichi

The following is the Polish roster in the 2019 Men's Nations League.

Head coach: Vital Heynen / Jakub Bednaruk

The following is the Russian roster in the 2019 Men's Nations League.

Head coach: Tuomas Sammelvuo

The following is the American roster in the 2019 Men's Nations League.

Head coach: John Speraw