2023 Toronto Argonauts season

The team attempted to win their league-leading 19th Grey Cup championship, but were defeated by the Montreal Alouettes in the East Final.

[2] The Argonauts also set a CFL record as the earliest to clinch a first place finish with six games remaining in an 18-game schedule.

[3] The previous record was held by the 2009 Montreal Alouettes, who clinched first place in the East Division with five games remaining.

[8] [15][16] The Argonauts were the home team for a neutral site game in Halifax for the Week 8 match-up with the Saskatchewan Roughriders.

[8][17] This was the second consecutive year that the two teams meet in Nova Scotia and the first repeat matchup in the Touchdown Atlantic series.