The 2017 IIHF World Junior Championship will be the 41st WJC. The main tournament will be co-hosted by Montreal and Toronto. This marks the 12th time that Canada has hosted the WJC and Montreal will host the championship for the first time since 1978. The tournament will featrue 31 games between 10 nations.

The Lightning have five players in the tournament and all play for Canada.

Games will be shown on NHL Network in the United States and on TSN in Canada.