| Tourney Name: | Baltic Cup |
| Year: | 1931 |
| Country: | Estonia |
| Dates: | 30 August – 1 September |
| Venues: | 1 |
| Cities: | 1 |
| Champion: | EST |
| Second: | LAT |
| Third: | LTU |
| Matches: | 3 |
| Goals: | 7 |
| Attendance: | 12700 |
| Top Scorer: |  Eduard Ellman-Eelma Friedrich Karm (2 goals) |
| Prevseason: | 1930 |
| Nextseason: | 1932 |
The 1931 Baltic Cup was held in Tallinn, Estonia at Kadrioru staadion from 30 August to 1 September 1931. It was the fourth time three Baltic countries — Estonia, Latvia and Lithuania — came together to play a friendly tournament and determine the best team amongst them. Estonia won the tournament, beating both opponents.[1]
This was the first time the competition was known as the Baltic Cup.[2]
| width=165 | Team | width=25 | Pld | width=25 | W | width=25 | D | width=25 | L | width=25 | GF | width=25 | GA | width=25 | GD | width=25 | Pts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2 | 0 | 0 | 5 | 1 | +4 | 4 | ||||||||||
| 2 | 1 | 0 | 1 | 2 | 3 | –1 | 2 | ||||||||||
| 2 | 0 | 0 | 2 | 0 | 3 | –3 | 0 |