The 1923-24 Thunder Bay Junior Playoffs were won by the Kenora Thistles.
|Port Arthur West End Bruins||8||5||3||0||36||28||10|
|Fort William Dominions||8||4||4||0||48||28||8|
|Port Arthur Crescents||8||3||5||0||21||29||6|
|Fort William St. Pat's||8||0||8||0||22||52||8|
Since the 1923-24 Memorial Cup Final was held in the west (Winnipeg), Kenora received a bye to the final round of the 1923-24 Eastern Canada Memorial Cup Playoffs, where they lost to the eventual Memorial Cup champion, Owen Sound Greys 15 goals to 12 (11-7, 4-5) in a two game total goal series.