!valign=bottom|Losers
|-
|valign=top|[[2015 Can-Am SCRABBLE Challenge|<span style="white-space:nowrap">Aug. 29–30, 2015</span>]]<br>Ottawa, ON<br>[[Ross Brown]]|valign=top|'''Canada''': [[Jeremy Hildebrand]], [[Adam Logan]], [[Tony Leah]], [[Joel Wapnick]], [[Geoffrey Newman]], [[Shan Abbasi]], [[Jackson Smylie]]|valign=top|'''United States''': [[Dave Wiegand]], [[Chris Lipe]], [[Geoff Thevenot]], [[Marty Gabriel]], [[Rob Robinsky]], [[Stefan Rau]], [[Matthew O'Connor]]|-|valign=top|[[2014 Can-Am SCRABBLE Challenge|<span style="white-space:nowrap">Sep. 13–14, 2014</span>]]<br>Chicago, IL<br>[[Troy Thompson]]
|valign=top|'''United States''': [[Jesse Day]], [[Joe Edley]], [[Chris Cree]], [[Dave Wiegand]], [[Doug Brockmeier]], [[John OLaughlin]], [[Geoff Thevenot]]
|valign=top|'''Canada''': [[Adam Logan]], [[Robin Pollock Daniel]], [[Matthew Tunnicliffe]], [[Gabriel Gauthier-Shalom]], [[Christopher Sykes]], [[Jason Li]], [[Jeremy Hildebrand]]