The 2020 IIHF World Junior Championship is being held in Ostrava and Třinec, Czech Republic, starting on December 26, 2019. The tournament concluded on January 5, 2020. Seventeen OHL players were on five rosters in this tournament, including nine on Canada, three on the Czech Republic, two on Switzerland, two on the United States, and one player on Finland. Sweden had a former OHL player, as Rasmus Sandin, who played with the Sault Ste. Marie Greyhounds during the 2017-18, was on the roster.