2021 National
| 2021 BOOST National | |
|---|---|
| Host city | Chestermere, Alberta | 
| Arena | Chestermere Recreation Centre | 
| Dates | November 2–7 | 
| Men's winner | Team Gushue | 
| Curling club | St. John's CC, St. John's | 
| Skip | Brad Gushue | 
| Third | Mark Nichols | 
| Second | Brett Gallant | 
| Lead | Geoff Walker | 
| Coach | Jules Owchar | 
| Finalist | Bruce Mouat | 
| Women's winner | Team Hasselborg | 
| Curling club | Sundbybergs CK, Sundbyberg | 
| Skip | Anna Hasselborg | 
| Third | Sara McManus | 
| Second | Agnes Knochenhauer | 
| Lead | Sofia Mabergs | 
| Coach | Wayne Middaugh | 
| Finalist | Tracy Fleury | 
| « 2019 2022 » | |
The 2021 BOOST National was held November 2 to 7 at the Chestermere Recreation Centre in Chestermere, Alberta. It was the second Grand Slam and second major of the 2021–22 curling season.