The 1905 Dominion Championship was a Canadian football game that was played on November 25, 1905 at Rosedale Field in Toronto, Ontario that determined the Senior Rugby Football champion of Canada for the 1905 season.[1][2] The Canadian Intercollegiate Rugby Football Union (CIRFU) champion Toronto University team defeated the Quebec Rugby Football Union (QRFU) champion Ottawa Rough Riders in an 11–9 comeback victory to win their second Dominion Championship.[1][3] This was the third appearance in the title game for Varsity and the fourth appearance for the Rough Riders while also being their first loss in the championship game.[2][3]