2004 Toronto Argonauts Season

The 2004 Toronto Argonauts season was the 115th season for the team since the franchise's inception in 1873. The team finished in second place in the East Division with a 10–7–1 record and qualified for the playoffs for the third consecutive year. The Argonauts defeated the Hamilton Tiger-Cats in the East Semi-Final and then won the Eastern Final against the Montreal Alouettes. Toronto faced the BC Lions in the 92nd Grey Cup and won their 15th Grey Cup championship by a score of 27-19.