Jason Medeiros (born August 22, 1989 in Hamilton, Ontario) is a Canadian football offensive lineman for the Hamilton Tiger-Cats of the Canadian Football League. He was signed as an undrafted free agent on May 30, 2012. After the 2011 CIS season, he was ranked as the tenth best player in the Canadian Football League’s Amateur Scouting Bureau January rankings for players eligible in the 2012 CFL Draft, and seventh by players in Canadian Interuniversity Sport. He is a graduate of St. Thomas More Catholic Secondary School in Hamilton and played CIS football with the McMaster Marauders and was a part of their 2011 Vanier Cup championship. Medieros was named a CIS All-Canadian in 2012.