The Friendship Four is an annual mid-season college ice hockey tournament that has been held since 2015 at SSE Arena Belfast in Belfast, Northern Ireland with the winner receiving the Belpot Trophy.
The tournament began as a way to foster stronger economic development, trade and investment, tourism, cultural exchange, and educational linkages between the sister cities of Boston and Belfast.
[1] Each year four teams are selected to participate in the tournament which is typically held on the same weekend as Thanksgiving in the United States.
As of 2019, all games have been played at the SSE Arena Belfast while all participating schools have come from the eastern region.
[12] In 2026, the tournament will be played by women's teams for the first time, with Boston University, Harvard, Quinnipiac, and Minnesota Duluth participating.