1964-65 Ottawa District Senior Playoffs

League Champions

 * Ottawa St Lawrence Senior League: Kingston Aces
 * Algonquin Senior League: Shawville Pontiacs

Final
Best of 7


 * Shawville 3 Kingston 1
 * Kingston 6 Shawville 4
 * Kingston 8 Shawville 5
 * Kingston 6 Shawville 2
 * Kingston 9 Shawville 2

Kingston Aces beat Shawville Pontiacs 4 games to 1.

Kingston Aces advanced to the 1964-65 Eastern Canada Allan Cup Playoffs.