2021 World Junior Ice Hockey Championships rosters

Below are the rosters for teams competing in the 2021 World Junior Ice Hockey Championships.


 * Head coach: 🇨🇦 André Tourigny


 * Head coach: 🇫🇮 Antti Pennanen


 * Head coach: 🇩🇪 Tobias Abstreiter


 * Head coach: 🇸🇰 Róbert Petrovický


 * Head coach: Marco Bayer


 * Head coach: Roger Bader


 * Head coach: 🇨🇿 Karel Mlejnek


 * Head coach: 🇷🇺 Igor Larionov


 * Head coach: 🇸🇪 Joel Rönnmark


 * Head coach: 🇺🇸 Nate Leaman