| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
Andy' Birthday Allegro | 2021-01-10 | 2021-01-10 |
|
10th SCT Standard online Swiss | 2021-02-06 | 2021-02-07 |
|
12th SCT Standard Weekend U-1300 | 2021-04-03 | 2021-04-04 |
|
14th SCT Standard Weekend U1300 | 2021-06-05 | 2021-06-06 |
|
14th SCT Standard Weekend U1800 | 2021-06-05 | 2021-06-06 |
|
17th SCT online Major | 2021-09-03 | 2021-09-04 |
|
SCT weekend online U 1300 | 2021-10-02 | 2021-10-03 |
|
SCT online U 1800 | 2021-10-02 | 2021-10-03 |
|
19th SCT online Minor | 2021-11-05 | 2021-11-06 |
|
20th SCT Standard Major | 2021-12-04 | 2021-12-05 |
|
Celtic Nations 2021 Under 14 | 2021-12-11 | 2021-12-11 |
|
Celtic Nations 2021 Under 12 | 2021-12-11 | 2021-12-11 |
|
Celtic Nations 2021 Under 16 | 2021-12-11 | 2021-12-11 |