1905–06 Scottish Cup
| Tournament details | |
|---|---|
| Country | Scotland | 
| Defending champions | Third Lanark | 
| Final positions | |
| Champions | Heart of Midlothian | 
| Runners-up | Third Lanark | 
The 1905–06 Scottish Cup was the 33rd season of Scotland's most prestigious football knockout competition. The Cup was won by Heart of Midlothian when they beat Third Lanark 1–0.