The 1908Ottawa Rough Riders finished in 1st place in the Interprovincial Rugby Football Union with a 5–1 record and qualified for the IRFU playoffs for the first time since its inception in the previous year. The Rough Riders were defeated by the Hamilton Tigers in a league playoff.
^ 2009 Canadian Football League Facts, Figures & Records, Canadian Football League Properties/Publications, Toronto, Ontario, ISBN978-0-9739425-4-5, p.294