| 1978 CFL season | |
|---|---|
| East champions | Montreal Alouettes |
| West champions | Edmonton Eskimos |
| 66th Grey Cup | |
| Date | November 26, 1978 |
| Venue | Exhibition Stadium, Toronto |
| Champions | Edmonton Eskimos |
The 1978 CFL season is considered to be the 25th season in modern-day Canadian football, although it is officially the 21st Canadian Football League season.
The league drew 2,229,834 fans to its 72 regular season games, a record that would stand until the 2005 season by which time the league had extended its schedule from 16 to 18 games. The league's average attendance of 31,831 spectators per game remains a league record as of 2024.