This article shows the rosters of all participating teams at the 2021 FIVB Volleyball Men's Club World Championship in Betim, Brazil.
The following is the roster of the Italian club Cucine Lube Civitanova in the 2021 FIVB Volleyball Men's Club World Championship.
[1] The following is the roster of the Iranian club Sirjan Foolad in the 2021 FIVB Volleyball Men's Club World Championship.
[2] The following is the roster of the Brazilian club Funvic Natal in the 2021 FIVB Volleyball Men's Club World Championship.
[5] The following is the roster of the Argentine club UPCN San Juan in the 2021 FIVB Volleyball Men's Club World Championship.