1920–21 in Scottish football
The 1920–21 season was the 48th season of competitive football in Scotland and the 31st season of the Scottish Football League.
Scottish Football League
Champions: RangersScottish Cup
Partick Thistle were winners of the Scottish Cup after a 1–0 final win over Rangers.Other Honours
National
| Competition | Winner | Score | Runner-up |
| Scottish Qualifying Cup | East Fife | 3 – 1 | Bo'ness |
County
| Competition | Winner | Score | Runner-up |
| Aberdeenshire Cup | Aberdeen University | 3 – 1 * | Peterhead |
| Ayrshire Cup | Kilmarnock | ||
| Dumbartonshire Cup | Vale of Leven | 2 – 0 | Clydebank |
| East of Scotland Shield | Hibernian | 1 – 0 | Hearts |
| Fife Cup | Raith Rovers | 3 – 2 | Dunfermline Athletic |
| Forfarshire Cup | Arbroath | 3 – 0 * | Dundee |
| Glasgow Cup | Celtic | 1 – 0 | Clyde |
| Lanarkshire Cup | Albion Rovers | 2 – 1 | Hamilton |
| Linlithgowshire Cup | Bo'ness | 2 – 0 | Bathgate |
| Perthshire Cup | St Johnstone | ||
| Southern Counties Cup | Queen of the South | ||
| Stirlingshire Cup | Alloa Athletic | 1 – 0 | Falkirk |
. *replay
[Highland [Football League|Highland League]]
Junior Cup
were winners of the Junior Cup after a 1–0 win over Ashfield in the final.Scotland national team
| Date | Venue | Opponents | Competition | Scotland scorer | |
| 12 February 1921 | Pittodrie Park, Aberdeen | 2–1 | BHC | Andrew Wilson | |
| 26 February 1921 | Windsor Park, Belfast | 2–0 | BHC | Andrew Wilson, Joseph Cassidy | |
| 9 April 1921 | Hampden Park, Glasgow | 3–0 | BHC | Andrew Wilson, Alan Morton, Andy Cunningham |
Scotland were winners of the 1921 British Home Championship.
Key:
- = Home match
- = Away match
- BHC = British Home Championship