Below are the rosters for teams competing in the 2015 World Junior Ice Hockey Championships.
Group A edit
Canada edit
- Head coach: Benoit Groulx
Germany edit
- Head coach: Pat Cortina
Finland edit
- Head coach: Hannu Jortikka
Slovakia edit
- Head coach: Ernest Bokroš
United States edit
- Head coach: Mark Osiecki
Group B edit
Czech Republic edit
- Head coach: Miroslav Přerost
Denmark edit
- Head coach: Olaf Eller
Russia edit
- Head coach: Valeri Bragin
Sweden edit
- Head coach: Rikard Grönborg
Switzerland edit
- Head coach: John Fust