| Competition: | 1890–91 Football Tournament |
| Season: | 1890–91 |
| Winners: | Kjøbenhavns Boldklub |
| Matches: | 19 |
| Total Goals: | 104 |
| Average Goals: | 5.4 |
| Prevseason: | 1889–90 |
| Nextseason: | 1891–92 |
The 1890–91 Football Tournament season was the 2nd edition of competitive football in Demark.
Statistics of the Football Tournament in the 1890/1891 season. The format was slightly unusual in that all games had to have a winner.
Therefore, if the match was level after 90 minutes, extra time was played. If the match was still level after extra time, the match was replayed until a winner emerged.
It was contested by 7 teams, and Kjøbenhavns Boldklub won the championship.