| 2021 IFAF Men's Flag Football World Championships | |
| Sport: | Flag football |
| Location: | Jerusalem |
| Start Date: | 6 December |
| End Date: | 8 December |
| Teams: | 21 |
| Previous: | 2018 |
| Next: | 2024 |
The 2021 IFAF Men's Flag Football World Championships was the 10th World Championships in men's flag football. The tournament took place in Jerusalem, Israel, from 6 to 8 December 2021.
After the group ballot, 21 teams are divided into three groups of 5 and one group of 6. In the group stage each team plays each other once, while the second stage of the event includes play-offs and placement matches.
The two best teams of each group advance to the quarter-finals.
The top seven teams, not including the United States, qualified for the 2022 World Games.[1]
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