Oneven vrijdag in 2021
| week 53 | 1 januari 2021 |
| week 1 | 8 januari 2021 |
| week 3 | 22 januari 2021 |
| week 5 | 5 februari 2021 |
| week 7 | 19 februari 2021 |
| week 9 | 5 maart 2021 |
| week 11 | 19 maart 2021 |
| week 13 | 2 april 2021 |
| week 15 | 16 april 2021 |
| week 17 | 30 april 2021 |
| week 19 | 14 mei 2021 |
| week 21 | 28 mei 2021 |
| week 23 | 11 juni 2021 |
| week 25 | 25 juni 2021 |
| week 27 | 9 juli 2021 |
| week 29 | 23 juli 2021 |
| week 31 | 6 augustus 2021 |
| week 33 | 20 augustus 2021 |
| week 35 | 3 september 2021 |
| week 37 | 17 september 2021 |
| week 39 | 1 oktober 2021 |
| week 41 | 15 oktober 2021 |
| week 43 | 29 oktober 2021 |
| week 45 | 12 november 2021 |
| week 47 | 26 november 2021 |
| week 49 | 10 december 2021 |
| week 51 | 24 december 2021 |
Even: even maandag 2021, even dinsdag 2021, even woensdag 2021, even donderdag 2021, even vrijdag 2021, even zaterdag 2021, even zondag 2021
Oneven: oneven maandag 2021, oneven dinsdag 2021, oneven woensdag 2021, oneven donderdag 2021, oneven vrijdag 2021, oneven zaterdag 2021, oneven zondag 2021