The Trophy was first awarded in 1940 to the Portage Terriers.
|Leagues competing for the Keystone Cup|
|Kootenay International Junior Hockey League · Pacific International Junior Hockey League · Vancouver Island Junior Hockey League|
|Calgary Junior Hockey League · Capital Junior Hockey League · Heritage Junior B Hockey League · North Eastern Alberta Junior B Hockey League · North West Junior Hockey League|
|Prairie Junior Hockey League|
|Manitoba||Capital Region Junior Hockey League · Keystone Junior Hockey League|
|Ontario||Lakehead Junior Hockey League|
|Cyclone Taylor Cup · Russ Barnes Trophy · Athol Murray Trophy · Baldy Northcott Trophy · William Ryan Trophy · Hockey Canada|
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