Spencer Armstrong (born June 2, 1986) is a professional Canadian football wide receiver who is currently a free agent. He was drafted by the Calgary Stampeders in the fourth round of the 2009 CFL Draft and signed with the team on August 5, 2013. He was traded to the Tiger-Cats on January 6, 2014. Armstrong was released by the Tiger-Cats in May 2014. He played college football for the Air Force Falcons.