2004–05 LNAH season

This was the 2004-05 Ligue Nord-Americaine de Hockey season.

Quarterfinals

 * Radio X de Québec defeated Caron & Guay de Trois-Rivières 4 games to none
 * Mission de Sorel-Tracy defeated Cousin de Saint-Hyacinthe 4 games to 1
 * Garaga de Saint-Georges defeated Saint-François de Sherbrooke 4 games to 3
 * Prolab de Thetford Mines defeated Dragons de Verdun 4 games to 1

Semifinals

 * Radio X de Québec defeated Garaga de Saint-Georges 4 games to none
 * Prolab de Thetford Mines defeated Mission de Sorel-Tracy 4 games to 2

Final

 * Radio X de Québec defeated Prolab de Thetford Mines 4 games to 2