The 2004 Allan Cup was the Canadian national senior ice hockey championship for the 2003–04 Senior "AAA" season. The event was hosted by the St-Georges Garaga in Saint-Georges, Quebec. The 2004 tournament marked the 96th year that the Allan Cup has been awarded.
Teams
- Aylmer Blues (Ontario)
- Bentley Generals (Pacific)
- Laval Chiefs (Quebec)
- Ministikwan Islanders (West)
- St-Georges Garaga (Host)
- Saint John Thundercats (Atlantic)
Results
Round Robin
- Aylmer Blues 6 – Laval Chiefs 3
- St-Georges Garaga 9 – Saint John Thundercats 3
- Saint John Thundercats 2 – Bentley Generals 1
- Laval Chiefs 2 – Ministikwan Islanders 1
- Ministikwan Islanders 5 – Aylmer Blues 2
- St-Georges Garaga 9 – Bentley Generals 3
Quarter-final
- Laval Chiefs 5 – Saint John Thundercats 3
- Bentley Generals 5 – Aylmer Blues 2
Semi-final
- Ministikwan Islanders 7 – Laval Chiefs 1
- St-Georges Garaga 7 – Bentley Generals 4
Final
- St-Georges Garaga 5 – Ministikwan Islanders 0
