[2] Head coach: Mikhail Zakharov[3] A 29-player roster was announced on 7 May 2021.
[10] Head coach: Valeri Bragin[11] The roster was announced on 15 May 2021.
[20] Head coach: Jukka Jalonen[21] A 26-player roster was announced on 3 May 2021.
[28] Head coach: Yuri Mikhailis[29] The roster was announced on 15 May 2021.
[32] Head coach: Petter Thoresen[33] A 26-player roster was announced on 13 May 2021.